Tag Archives: bearing zz

China Standard Chrome Steel Bearing Supplie 6310 6308 6306 6304 Zz 2RS Open Type Deep Groove Ball Bearing for Automobiles Tractors Machine Tools Motors Agricultural Machinery bearing assembly

Product Description

 

Product Description

 

6310 / 6310-2RS / 6310-ZZ deep groove ball bearing
 

 

 

6206 deep groove ball bearing is the most common type of rolling bearing. The basic deep groove ball bearing consists of an outer ring, an inner circle, a set of steel balls and a set of maintenance frames.
6206 deep groove ball bearing is sealed and open 2 kinds of structure, open without sealing structure refers to the bearing, seal type deep groove ball into dust seal and oil seal. The dust – proof sealing material is a sheet metal stamping, which simply prevents the dust from entering the bearing roller. The oil-proof type is the contact oil seal, which can effectively prevent the grease spillover inside the bearing.
 

     

    Deep groove ball bearing

    Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types.

    • Simple, versatile and robust design
    • Low friction
    • High-speed capability
    • Accommodate radial and axial loads in both directions
    • Require little maintenance

    More series of deep groove ball bearing
    Tip: Here are only part of the model numbers. Please contact us for full catalog.
     

      Deep Groove Ball Bearing Catalog
    Number Specification Rated Load(KN) Speed(r/min) Weight
      D(mm) D(mm) W(mm) Cr(N) Cor(N) Grease Oil kg
    6000 10 26 8 4.55 1.96 20000 28000 0.019
    6001 12 28 8 5.1 2.39 19000 26000 0.571
    6002 15 32 9 5.6 2.84 18000 24000 0.03
    6003 17 35 10 6.8 3.35 17000 22000 0.039
    6004 20 42 12 9.4 5.05 15000 19000 0.069
    6005 25 47 12 10.1 5.85 13000 17000 0.08
    6006 30 55 13 13.2 8.3 12000 15000 0.116
    6007 35 62 14 16 10.3 10000 13000 0.155
    6008 40 68 15 16.8 11.5 8000 11000 0.185
    6009 45 75 16 21 15.1 7200 9000 0.231
    6571 50 80 16 21.8 16.6 6400 7800 0.25
    6011 55 90 18 28.3 21.2 5700 7000 0.362
    6012 60 95 18 29.5 23.2 5300 6300 0.385
    6013 65 100 18 30.5 25.2 5040 6000 0.421
    6014 70 110 20 38 31 4800 5600 0.604
    6015 75 115 20 39.5 33.5 4480 5360 0.604
    6016 80 125 22 47.5 40 4240 5040 0.854
    6017 85 130 22 49.5 43 4000 4800 0.89
    6018 90 140 24 58 49.5 3840 4480 1.02
    6019 95 145 24 60.5 54 3600 4240 1.08
    6571 100 150 24 60 54 3440 4000 1.15
    6571 105 160 26 72.5 65.5 3200 3840 1.59
    6571 110 170 28 82 73 3040 3600 1.96
    6571 120 180 28 85 79.5 2720 3200 2.07
    6026 130 200 33 106 101 2560 3040 3.16
    6571 140 210 33 110 109 2400 2880 3.35
    6030 150 225 35 126 126 2080 2560 4.08
    6032 160 240 38 143 144 1920 2400 5.05

    6200 10 30 9 4.056 1.888 19200 24000 0.032
    6201 12 32 10 5.512 2.48 17600 22400 0.037
    6202 15 35 11 6.24 3 15200 19200 0.045
    6203 17 40 12 7.648 3.8 13600 16000 0.065
    6204 20 47 14 10.16 5.24 12000 14400 0.11
    6205 25 52 15 11.2 6.24 9600 12000 0.13
    6206 30 62 16 15.6 8.96 8000 10400 0.2
    6207 35 72 17 20.4 12.24 7200 8800 0.29
    6208 40 8 18 24.56 15.2 6800 8000 0.37
    6209 45 85 19 26.56 17.28 6000 7200 0.41
    6210 50 90 20 28.08 18.56 5600 6800 0.46
    6211 55 100 21 34.88 23.2 5040 6000 0.61
    6212 60 110 22 38 26 4800 5600 0.78
    6213 65 120 23 44.72 32.4 4240 5040 0.99
    6214 70 125 24 48.4 36 4000 4800 1.05
    6215 75 130 25 53.04 39.2 4480 5360 1.2
    6216 80 140 26 56.16 44 3600 4240 1.4
    6217 85 150 28 66.56 51.2 3440 4000 1.8
    6218 90 160 30 76.48 58.8 3040 3600 2.15
    6219 95 170 32 86.4 65.2 2880 3440 2.6
    6220 100 180 34 99.2 74.4 2720 3200 3.15
    6221 105 190 36 106.4 83.2 2560 3040 3.7
    6222 110 200 38 114.4 94.4 2400 2880 4.35
    6224 120 215 40 116.8 94.4 2240 2720 5.15
    6226 130 230 40 124.8 105.6 2080 2560 5.8
    6228 140 250 42 132 120 1920 2400 7.45
    6230 150 270 45 139.2 132.8 1600 2080 9.4
    6232 160 290 48 148.8 148.8 1520 1920 14.5
    6234 170 310 52 169.6 179.2 1520 1920 17.5
    6236 180 320 52 183.2 192 1440 1760 18.5
    6238 190 340 55 204 224 1360 1600 23
    6240 200 360 58 216 248 1360 1600 28
    6244 220 400 65 236.8 292 1200 1440 37
    6248 240 440 72 286.4 380 1040 1280 51
    6252 260 480 80 312 424 880 1120 65.5
    6256 280 500 80 338.4 480 880 1120 71

    6300 10 35 11 6.448 2.72 16000 20800 0.053
    6301 12 37 12 7.8 3.32 15200 19200 0.06
    6302 15 42 13 9.12 4.32 13600 16000 0.082
    6303 17 47 14 10.8 5.24 12800 15200 0.12
    6304 20 52 15 12.72 6.24 10400 12800 0.14
    6305 25 62 17 18 9.28 8800 11200 0.23
    6306 30 72 19 22.48 12.8 7200 8800 0.35
    6307 35 80 21 26.56 15.2 6800 8000 0.46
    6308 40 90 23 32.8 19.2 6000 7200 0.63
    6309 45 100 25 42.16 25.2 53600 6400 0.83
    6310 50 110 27 49.44 30.4 5040 6000 1.05
    6311 55 120 29 57.2 36 4480 5360 1.35
    6312 60 130 31 65.52 41.6 4000 4800 1.7
    6313 65 140 33 73.84 48 3840 4480 2.1
    6314 70 150 35 83.2 54.4 3600 4240 2.5
    6315 75 160 37 91.2 61.2 3440 4000 3
    6316 80 170 39 99.2 69.2 3040 3600 3.6
    6317 85 180 41 106.4 77.2 2880 3440 4.25
    6318 90 190 43 114.4 86.4 2720 3200 4.9
    6319 95 200 45 122.4 94.4 2560 3040 5.65
    6320 100 215 47 139.2 112 2400 2880 7
    6321 105 225 49 145.6 122.4 2240 2720 8.25
    6322 110 240 50 162.4 144 2080 2560 9.55
    6324 120 260 55 166.4 148.8 1920 2400 14.5
    6326 130 280 58 183.2 172.8 1760 2240 18
    6328 140 300 62 200.8 196 1600 2080 22
    6330 150 320 65 220.8 228 1520 1920 26
    6332 160 340 68 220.8 228 1440 1760 29
    6334 170 360 72 249.6 272 1360 1600 34.5
    6336 180 380 75 280.8 324 1280 1600 42.5
    6338 190 400 78 296.8 344 1280 1520 49
    6340 200 420 80 301.6 372 1200 1440 55.5
    6344 220 460 88 328 416 1040 1280 72.5

     

    Packaging & Shipping

    Please contact us for more pictures of different packing.

    Universal Packing

    Without any logo on bearings or packing.

    JDZ Packing

    With our brand JDZ on bearings and packing.

    Customized Packing

    Depends on buyer’s requirements.

    Original Brand Packing

    Bearing and packing are both original. Please contact us for pictures.

     

    QUALITY ASSURANCE

    100% Quality inspection to ensure the bearings are with good quality before shipping. 

    Company Profile

     

     

    ZheJiang CZPT Precision Bearing Co.,Ltd. was founded by ZheJiang Defa Bearing Co.,Ltd, factory is located in ZheJiang province, China. 
    We are a bearing manufacturer integrating the research, development and sales of bearings, with a floor area of 18,000 square meters and a plant area of 8,800 square meters. Equipped with modern production equipment and advanced detection instruments. 

    We can provide all types bearings and OEM service according to customers’ requirements. 

    Our products are widely used in the automobile, agricultural, textile production, mining, printing and packing industries, in addition to various applications at airports, in air-conditioning systems, conveying devices, ships ad so on. Our products are being exported to more than 50 countries and regions overseas including Singapore, Thailand, Iran, Turkey, Poland, Italy, England, France, Russia, Germany, the United States, Australia, Argentina, Brazil as well as other countries and regions all over the world.

    We are a trusted and reliable bearing supplier, choose us to be your good partner!

    Quality Inspection

     

     

     

    FAQ

    1. Q: Are you trading company or manufacturer ?
       A: We have our own factory , our type is factory + trade.

    2. Q: Could you accept OEM and customize?
        A: Yes, we can customize products according to your sample or drawing.

    3. Q: How long is your delivery time? 
        A: If stock, within 7 days to ship or based on your order quantity.

    4. Q: Could you supply sample for free? 
        A: Yes, we can offer the sample for free,do you mind to buy a “ticket” for her?

    More details, please contact with us. Thanks for your time!

     

     

    /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Bearing Type: Deep Groove Ball Bearing
    Precision Rating: P0 P6 P5 P4 P2 or ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
    Bearing Clearance: C0/C3/C4
    Vibration: Z1V1, Z2V2, Z3V3; Z4V4
    Seals Type: Zz- 2RS Open
    Hardness: 58-62 HRC
    Samples:
    US$ 0/Piece
    1 Piece(Min.Order)

    |
    Request Sample

    Customization:
    Available

    |

    Customized Request

    ball bearing

    How does Preload Affect the Performance and Efficiency of Ball Bearings?

    Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

    • Reduction of Internal Clearance:

    Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

    • Increased Stiffness:

    Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

    • Minimized Axial Play:

    Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

    • Enhanced Rigidity:

    The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

    • Reduction in Ball Slippage:

    Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

    • Improved Running Accuracy:

    Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

    • Optimized Performance at High Speeds:

    Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

    • Impact on Friction and Heat Generation:

    While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

    • Application-Specific Considerations:

    The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

    Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

    ball bearing

    What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

    Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

    • Design and Geometry:

    Deep Groove Ball Bearings:

    Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

    Angular Contact Ball Bearings:

    Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

    • Load Carrying Capacity:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

    Angular Contact Ball Bearings:

    Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

    • Contact Angle:

    Deep Groove Ball Bearings:

    Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

    Angular Contact Ball Bearings:

    Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

    • Applications:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

    Angular Contact Ball Bearings:

    Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

    • Limitations:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

    Angular Contact Ball Bearings:

    Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

    In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

    ball bearing

    What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

    Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

    • Reduced Friction:

    One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

    • Efficient Load Support:

    Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

    • Smooth Rotation:

    Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

    • High-Speed Capability:

    Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

    • Reduced Wear and Maintenance:

    The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

    • Energy Efficiency:

    By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

    • Versatility:

    Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

    • Reliability and Longevity:

    Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

    • Quiet Operation:

    Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

    In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

    China Standard Chrome Steel Bearing Supplie 6310 6308 6306 6304 Zz 2RS Open Type Deep Groove Ball Bearing for Automobiles Tractors Machine Tools Motors Agricultural Machinery   bearing assemblyChina Standard Chrome Steel Bearing Supplie 6310 6308 6306 6304 Zz 2RS Open Type Deep Groove Ball Bearing for Automobiles Tractors Machine Tools Motors Agricultural Machinery   bearing assembly
    editor by CX 2024-04-08

    China factory High Chrome Carbon Bearing Steel Gcr15 Stainless Steel SUS440 95cr18 SUS420 30cr13 6204 6205 608 6003 6202 6001 6004 6302 6303 2RS Zz Deep Groove Ball Bearing bearing and race

    Product Description


    PRODUCT PICTURES

    OUR SERVICES

    We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.

     BEARING:
      — Dimensions
      — Material
      — Tolerance standard

    APPEARANCE:
      — Logo (Laser Marking)
      — Package Design

    40+ YEARS EXPERIENCE 
    CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.

    With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.

    We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining.  All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.

    OWN HEAT TREATMENT 
    CONTROALLABLE COST AND QUALITY.

    Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time

    We have 6 heat treatment production lines.

    Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.
     

    OUTSTXIHU (WEST LAKE) DIS.  QUALITY
    LOW NOISE, LOW FRICTION AND LONG LIFE.

    All our products are characterized by low noise, low friction and long life.  This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.

    Our products fully meets the requirements of national and international standards according to the testing result of roughness, roundness, hardness, vibration noise, vibration velocity.

    PACKING
    PACKAGING THAT HELPS SELL.

    1, Inner package
       Corrosion and Dust Proof PE plastic film  / bag packing + Tube packing, or Wrapping  tape for larger bearings.

    2, Corrugated Individual Box
       Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
    3, Outer package
      Corrugated carton + Wooden pallet 

    MODERN WELL-ORGANIZED WAREHOUSE

      · Constant temperature (20°C) and humidity (RH 52%) warehouse
      · Hundreds of models on hand, short delivery time.
     

    HONOR & SYSTEM CERTIFICATES

    EXHIBITION

    SAMPLES POLICY 

     FREE SAMPLES AND SHIPPING

     We are happy to send you free samples of our bearings for field   testing. All transportation costs will be paid by us.

     Please note: Depending on the model and value of samples,   this policy may not apply!

     Please contact our sales staff for details.

    TRANSPORTATION
    FASTEST DELIVERY TO CUSTOMERS
    CUSTOMERS FEEDBACK

    PAYMENT TERMS 
    To facilitate your payment, we offer a variety of options! 

        
     

    FAQ

    1, About the lead time.
     
    This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
    Simply speaking, based on a 20′ GP container load:

    If the model your Preferred is Sufficient stock Lead Time
    Regular models YES Within 7 days
    Regular models NO Within 30 days
    Non-regular model NO About 50 days

    For accurate estimate, please contact with our sale stuff. Thanks.

    2, Minimum order quantity. 
      

    Even just ONE piece of bearing is ok for us.

      
    3, If you don’t know which model is the right choice…
      

    We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.

    4, Factory Inspection

    We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.

    OPTIONS OF SPECIFICATION AND STHangZhouRD
     

    Subject Symbol Description
    Sealing & Sealing type Z Metal shield on 1 side.
    ZZ Metal shields on both sides.
    RS Rubber seal on 1 side.
    2RS Rubber seals on both sides.
    ZNR Shield on 1 side, snap ring groove in the outer ring, with snap ring on the opposite side of the shield
    2ZNR Shield on both sides, snap ring groove in the outer ring, with snap ring
    ZNBR Shield on 1 side, snap ring groove in the outer ring, with snap ring on the same side as the shield
    Vibration Velocity V Normal vibration level. Is not indicated as a standard.
    V1 Lower vibration level than normal.
    V2 Lower vibration level than V1.
    V3 Lower vibration level than V2.
    V4 Lower vibration level than V3.
    Tolerances P0(ABEC1) Bearings in standard tolerance
    P6(ABEC3) Tighter tolerance than standard bearings
    P5(ABEC5) Tolerance tighter than P6
    P4(ABEC7) Tolerance tighter than P5
    P2(ABEC9) Tolerance tighter than P4
    Radial internal clearance C1 Smaller clearance than C2
    C2 Smaller clearance than CN
    CN(C0) Clearance than normal
    C3 Clearance larger than CN
    C4 Clearance larger than C3
    C5 Clearance larger than C4
    Snap Ring Groove N Snap ring groove in the outer ring
    NR Snap ring groove in the outer ring, with snap ring
    N1 One locating slot in 1 outer ring side face
    R Flanged outer ring
    Other technical modifications NR Groove with inserted snap ring in outer ring.
    N Snap ring groove in the outer ring.
    SS Stainless steel.

    Cage Materials J Pressed steel cages
    M Solid brass cage
    F Solid cage made from steel or iron
    Y Pressed brass cages.
    T Laminated phenolic cages.
    TN Polyamide cages
    TH Glass-fiber reinforced phenolic resin cages.
    TV Polyamide cage
    Cage Designs P Window-type cage
    H Claw-type cage
    A Cage guided on the bearing outer ring
    B Cage-guided on the bearing inner ring
    S Cage with lubricating slots in the guiding surfaces
    D Carbonitriding cage
    W Welded cage
    R Riveted Cage
    Cage Types N/A Claw-type cage
    Ribbon cage
    Crown cage
    Sunflower cage
    Tapered cage

    PRODUCT PARAMETERS

    This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.
     

    Designation Boundary Dimension (mm) Limiting Speed (rpm) Load Rating (Kn) Weight
    Designation Inner Diameter
    (d)
    Outside Diameter
    (D)
    Width
    (B)
    Grease Lubrication Oil Lubrication Dynamic Load
    (cr)
    Static Load
    (cor)
    Weight
    (kg)
    6301 12 17 12 17000 22000 9.72 5.08 0.06
    6302 15 42 13 16000 20000 11.5 5.42 0.082
    6303 17 47 14 15000 18000 13.5 6.58 0.115
    6304 20 52 15 13000 16000 15.8 7.88 0.142
    6305 25 62 17 11000 13000 20.6 11.3 0.232
    6306 30 72 19 6600 12000 26.7 15 0.346
    6307 35 80 21 8500 10000 33.4 19.3 0.457
    6308 40 90 23 7000 8500 40.8 24 0.639
    6309 45 100 25 6300 7500 52.8 31.8 0.837
    6310 50 110 27 6000 7000 61.8 38 1.082
    6311 55 120 29 5600 6700 71.5 44.8 1.367
    6312 60 130 31 5000 6000 81.8 51.8 1.71
    6313 65 140 33 4500 5300 93.8 60.5 2.1
    6313 70 150 35 4300 5000 105 68 2.55
    6315 75 160 37 4000 4800 113 76.8 3.05
    6316 80 170 39 3800 4500 123 86.5 3.61
    6317 85 180 41 3600 4300 132 96.5 4.284
    6318 90 190 43 3400 4000 145 108 4.97
    6319 95 200 45 3200 3800 157 122 5.74
    6320 100 215 47 2800 3600 173 140 7.09
    6321 105 225 49 2600 3200 184 153 8.05
    6322 110 240 50 2400 3000 205 178 9.53
    6324 120 260 55 2200 2800 228 208 12.2
    6326 130 280 58 2000 2600 253 242 14.77
    6328 140 300 62 1900 2400 275 272 18.33
    6330 150 320 65 1700 2200 288 295 21.87
    6332 160 340 68 1600 2000 313 340 26.43

      /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Material Option 2: Stainless Steel
    MOQ: One Pallet
    Seals Options: Z / 2z, Rz / 2rz, RS / 2RS, Rsz / Rzz, Zn / Znr
    Samples:
    US$ 0/Piece
    1 Piece(Min.Order)

    |

    Order Sample

    Customization:
    Available

    |

    Customized Request

    .shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

    Shipping Cost:

    Estimated freight per unit.







    about shipping cost and estimated delivery time.
    Payment Method:







     

    Initial Payment



    Full Payment
    Currency: US$
    Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

    ball bearing

    Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

    Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

    • Regular Lubrication:

    Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

    • Clean Environment:

    Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

    • Proper Installation:

    Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

    • Regular Inspections:

    Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

    • Temperature Monitoring:

    Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

    • Correct Handling:

    Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

    • Bearing Removal and Replacement:

    Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

    • Alignment Maintenance:

    Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

    • Training and Education:

    Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

    • Documented Records:

    Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

    By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

    ball bearing

    What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

    Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

    • Design and Geometry:

    Deep Groove Ball Bearings:

    Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

    Angular Contact Ball Bearings:

    Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

    • Load Carrying Capacity:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

    Angular Contact Ball Bearings:

    Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

    • Contact Angle:

    Deep Groove Ball Bearings:

    Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

    Angular Contact Ball Bearings:

    Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

    • Applications:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

    Angular Contact Ball Bearings:

    Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

    • Limitations:

    Deep Groove Ball Bearings:

    Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

    Angular Contact Ball Bearings:

    Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

    In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

    ball bearing

    How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

    Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

    • Friction Reduction:

    Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

    • Wear Prevention:

    Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

    • Heat Dissipation:

    Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

    • Corrosion Resistance:

    Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

    • Noise Reduction:

    Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

    • Seal Protection:

    Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

    • Improved Efficiency:

    Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

    • Lifespan Extension:

    Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

    • Selection of Lubricant:

    Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

    • Regular Maintenance:

    Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

    In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

    China factory High Chrome Carbon Bearing Steel Gcr15 Stainless Steel SUS440 95cr18 SUS420 30cr13 6204 6205 608 6003 6202 6001 6004 6302 6303 2RS Zz Deep Groove Ball Bearing   bearing and raceChina factory High Chrome Carbon Bearing Steel Gcr15 Stainless Steel SUS440 95cr18 SUS420 30cr13 6204 6205 608 6003 6202 6001 6004 6302 6303 2RS Zz Deep Groove Ball Bearing   bearing and race
    editor by CX 2024-04-03

    China wholesaler 6202 Zz Bearing Factory Black or White Chamfer 15*35*11 mm High Speed Low Noise Long Life Ball Bearing 6202 2z for Air Compressor, Motor, Power Tools wholesaler

    Product Description

    Product Description

    6200 series deep groove ball bearings
    other series:
    product-list-1.html

    Bearing NO (mm)Boundary Dimensions (Kn) (Kn) (r/min)Limit Rotational Speed (Kg)
    Weight
    d D B Dynamic Load Rating
    Cr
    Static Load Rating
    Cor
    Grease Lubrication Oil Lubrication
    6200 10 30 9 5.11 2.39 24000 30000 0.032
    6201 12 32 10 6.82 3.06 22000 28000 0.035
    6202 15 35 11 7.64 3.72 20000 24000 0.045
    6203 17 40 12 9.57 4.79 17000 20000 0.064
    6204 20 47 14 12.84 6.65 15000 18000 0.103
    6205 25 52 15 14.02 7.88 13000 15000 0.127
    6206 30 62 16 19.46 11.31 11000 13000 0.202
    6207 35 72 17 25.67 15.30 9500 11000 0.287
    6208 40 80 18 29.52 18.14 8500 10000 0.367
    6209 45 85 19 32.67 20.68 7500 9000 0.416
    6210 50 90 20 35.07 23.18 7100 8500 0.462
    6211 55 100 21 43.50 29.20 6300 7500 0.602
    6212 60 110 22 52.50 36.00 5600 7100 0.789
    6213 65 120 23 58.50 40.50 5300 6300 0.990
    6214 70 125 24 63.70 45.00 5000 6300 1.100
    6215 75 130 25 68.90 49.00 4800 5600 1.200
    6216 80 140 26 72.50 53.00 4500 5300 1.400
    6217 85 150 28 83.20 63.80 4300 5000 1.750
    6218 90 160 30 95.80 71.50 4000 4800 2.200
    6219 95 170 32 110.0 82.80 3800 4500 2.620
    6220 100 180 34 122.0 92.80 3600 4300 3.200
    6221 105 190 36 133.0 105.0 3400 4000
    6222 110 200 38 144.0 117.0 2800 3400
    6224 120 215 40 155.0 131.0 2600 3200

     

     

    Detailed Photos

     


    Black chamfer with rubber seal

    Black chamfer with white dust cover

    open UG

    white chamfer with yellow dust cover

    ceramic ball bearing

    THE USE OF THE BEARING
    Some tips on use
    Rolling bearing is a precise part. Therefore it should be used carefully. No matter how high performance the bearing has, it can be obtained by improper use, the followings are the points for attention to use bearings.
    (1) Keep clean the bearing and its surrounding areas
    It is harmful to the bearing even by tiny dust which can not be seen by human eyes. Therefore it should always keep clean the surrounding environments in order to prevent the bearing from dust corrosion.
    (2) Use bearing carefully
    Scar and indentation can essily be produced out of strong impact to the bearing in use and become the cause of accidents. Therefore special caution should be given to its use.
    (3) Use the appropriate operating tool
    Avoid using a hammer or heavy direct tap on a bearing or sleeve, must use appropriate tools such as press or heating.
    (4) Be careful to the rust corrosion of the bearings
    The sweat in the hands will cause rust in operating the bearings. Therefore your hands should be cleanly washed and dried before operation. You’d better wear gloves in doing the work. 
    (5) Handler should familiar with bearing
    (6) Establish bearing handling criteri
    ·Bearing storage
    .Bearing and surrounding cleaning
    .Dimension of mounting parts and inspection
    .Machining quality
    .Mounting handing
    .After mounting inspection
    ·Disassembly handing
    ·Keep maintain
    ·Adding lubricant

     

    Installation Instructions

     Bearing mounting
     Precautions for proper mounting of bearing
    1) Bearing preparation
    Bearing should not be unpacked until before mounting due to spray anti-corrosion oil and pack anti-corrosion paper. In addition, spray anti-corrosion oil on bearing have good lubricate function. For general purpose, just directly using bearing fill-in grease bearings, without cleaning. However, bearing for instrument or high speed rotating must be cleaned with clean filtered oil in order to remove the anti-corrosion oil. At that time, the bearings are easy to corrosion could not storage long term.
    2) Inspection of shafts and housings
    Cleaning shaft and housing, confirming no scratched or machine burrs, no CZPT and cutting piece in housing. Secondly comppare with drawing, the shaft and housing of dimension, form and machining quality should be inspected.
    chart 1 Measure location for shaft diameter                                                                         chart 2  Measure location for housing bore diameter                       

    As chart 1 and chart 2 showing, divided several locations to be measure on shaft and housing bore diameters, It should be careful inspected perpendicular between shaft, housing fillet dimension and shoulder.
    Before mounting bearing, it should be sprayed mechanical oil on fitting surface after check out the shaft and housing.

    Bearing storage
    Before leaving the factory, the bearing is sprayed proper rust-inhibiting oil and packed rust-inhibiting paper. The quality of bearing is guaranteed, if the packing is not broken.
    For long-term storage, if the humidity less than 65% and the temperature about 20, it should storage on shelf which is higher 30cm than ground.
    In addition, storage occasion should avoid sunshine and contact with cold wall.

    Pictures about packaging

     

    Company Profile

    Our Advantages

    1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
    2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
    3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
    4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
    5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 
    SAMPLES
    1. Samples quantity: 1-10 PCS are available. 
    2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
        pay samples charge and shipping cost. 
    3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

    CUSTOMIZED
    The customized LOGO or drawing is acceptable for us. 

    MOQ
    1. MOQ: 10 PCS standard bearings. 
    2. MOQ: 1000 PCS customized your brand bearings. 

    OEM POLICY
    1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
    2. We can custom your packaging according to your design
    3. All copyright own by clients and we promised don’t disclose any info.

     

    /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Motor Parts: Motor Bearing
    Water Pump Parts: Water Pump Bearing
    Air Compressor Parts: Air Compressor Bearing
    Samples:
    US$ 50/Piece
    1 Piece(Min.Order)

    |

    Order Sample

    black or white or as required
    Customization:
    Available

    |

    Customized Request

    .shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

    Shipping Cost:

    Estimated freight per unit.







    about shipping cost and estimated delivery time.
    Payment Method:







     

    Initial Payment



    Full Payment
    Currency: US$
    Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

    ball bearing

    Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

    Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

    • Automotive Industry:

    Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

    • Aerospace Industry:

    In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

    • Industrial Machinery:

    Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

    • Medical Equipment:

    In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

    • Robotics and Automation:

    Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

    • Renewable Energy:

    Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

    • Marine and Shipbuilding:

    Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

    • Heavy Equipment and Construction:

    In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

    • Electronics and Consumer Appliances:

    Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

    • Oil and Gas Industry:

    In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

    These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

    ball bearing

    How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

    Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

    • Material Composition:

    Ceramic Ball Bearings:

    Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

    Traditional Steel Ball Bearings:

    Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

    • Friction and Heat:

    Ceramic Ball Bearings:

    Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

    Traditional Steel Ball Bearings:

    Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

    • Weight:

    Ceramic Ball Bearings:

    Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

    Traditional Steel Ball Bearings:

    Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

    • Corrosion Resistance:

    Ceramic Ball Bearings:

    Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

    Traditional Steel Ball Bearings:

    Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

    • Speed and Precision:

    Ceramic Ball Bearings:

    Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

    Traditional Steel Ball Bearings:

    Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

    • Cost:

    Ceramic Ball Bearings:

    Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

    Traditional Steel Ball Bearings:

    Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

    In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

    ball bearing

    What is a Ball Bearing and How does it Function in Various Applications?

    A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

    • Reduction of Friction:

    Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

    • Radial and Axial Load Support:

    Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

    • Smooth Rotational Movement:

    Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

    • Applications in Machinery:

    Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

    • Automotive Industry:

    Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

    • Industrial Machinery:

    In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

    • High-Speed Applications:

    Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

    • Precision Instruments:

    For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

    • Variety of Sizes and Types:

    Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

    In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

    China wholesaler 6202 Zz Bearing Factory Black or White Chamfer 15*35*11 mm High Speed Low Noise Long Life Ball Bearing 6202 2z for Air Compressor, Motor, Power Tools   wholesalerChina wholesaler 6202 Zz Bearing Factory Black or White Chamfer 15*35*11 mm High Speed Low Noise Long Life Ball Bearing 6202 2z for Air Compressor, Motor, Power Tools   wholesaler
    editor by CX 2024-03-28

    China Custom High Speed Automobile Bearing Deep Groove Ball Bearings 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 2RS RS Z Zz bearing and race

    Product Description

     

    Product Parameters

    Product Name

    Automobile Bearing 2RS ZZ Deep Groove Ball Bearing for Motorcycle

    Material

    Chrome steel

    Sealed Type

    2RS rubber seals/ ZZ metal shields/Open

    Precision

    P0, P5, P6

    Clearance

    C0, C2, C3, C4

    Origin

    china

    Payment

    T/T, L/C , D/A , D/P , Western Union ,MoneyGram ,etc

    Our advantage

    One-stop shopping;High quality; Competitive price; Timely delivery; Technical support; Supply Material and Test Reports;

    Company Profile

     

    ZHangZhoug Tieyong Machinery Manufacturing Co., Ltd. is located in Gaohu Industrial Zone, Gaohu Town, Xihu (West Lake) Dis. County, ZHangZhoug Province, China. Foundry company covers an area of 17, 000 square meters, building area of 13, 000 square meters; Copper Aluminum Zinc Company covers an area of 20000 square meters. We are good at making all kinds of mechanical parts. Our production processes include investment casting (precision casting), coated sand casting, lost mold casting, calcination, red stamping, machining (CNC machining), rod machining, injection molding and stamping. We have 8 wax shooting machines with 13 stations, 2 sets of shell drying line, 1 set of disappearing mold production line, 1 set of coated sand production line, 1 set of forging line, 6 sets of medium frequency casting furnace, more than 30 sets of solid solution after cleaning, investment casting spectral analysis instruments. More than 30 sets of die-casting red forging, 16 sets of injection molding machines, 3 sets of high material high-speed extrusion production lines, 10 sets of punching press, more than 200 sets of finishing equipment. Material range includes stainless steel, carbon steel, alloy steel, copper alloy, aluminum alloy, zinc alloy, plastic and so on. There are 10 technical engineers, 4 inspection engineers, 2 production engineers, 42 technical production masters of each specialty, and more than 400 other operating personnel. Our company is export-oriented, selling to Australia, USA, Canada, UK, (UK, UK), Netherlands, France, Germany, Denmark, Sweden, Finland, Russia, Spain, Portugal. The products are widely used in heavy equipment, automotive spare parts, Marine parts, petrochemical processing, wind turbine equipment, power plant, substation accessories, food processing industry and medical instruments. We do non-standard customized mechanical parts, can be produced according to the demand. “Integrity-based, quality first, service first” is our business philosophy, unity and enterprising, better, faster, stronger is our most sought goal, we are committed to build a talent team, integrate industry resources, and strive to further develop into a great machine parts manufacturing enterprise. We look forward to working with you to create a better future.

    Packaging & Shipping

     

     

    Certifications

     

    FAQ

    1.What is the Minimum Order Quantity?
    5~1000 pcs.And we also accpet sample orders.
    2. Can you manufacture according to customer’s samples?
    According to samples, we can make drawing, tooling and sample
    3.How long will it take to make new samples according to customer’s drawing or sample?
    Totally 20 days. 10 days for tooling and another 10 days for sample.

    /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    OEM: Yes
    Factory: Yes
    Customizable Trademark: Yes
    Custom Service: Custom Metal Parts as Customers′ Ideas, Drawings
    Customized Support: OEM, ODM
    Application: Automotive.Tractor.Construction Machinery.Rolling
    Customization:
    Available

    |

    Customized Request

    ball bearing

    How does Preload Affect the Performance and Efficiency of Ball Bearings?

    Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

    • Reduction of Internal Clearance:

    Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

    • Increased Stiffness:

    Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

    • Minimized Axial Play:

    Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

    • Enhanced Rigidity:

    The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

    • Reduction in Ball Slippage:

    Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

    • Improved Running Accuracy:

    Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

    • Optimized Performance at High Speeds:

    Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

    • Impact on Friction and Heat Generation:

    While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

    • Application-Specific Considerations:

    The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

    Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

    ball bearing

    How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

    Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

    • Material Composition:

    Ceramic Ball Bearings:

    Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

    Traditional Steel Ball Bearings:

    Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

    • Friction and Heat:

    Ceramic Ball Bearings:

    Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

    Traditional Steel Ball Bearings:

    Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

    • Weight:

    Ceramic Ball Bearings:

    Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

    Traditional Steel Ball Bearings:

    Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

    • Corrosion Resistance:

    Ceramic Ball Bearings:

    Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

    Traditional Steel Ball Bearings:

    Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

    • Speed and Precision:

    Ceramic Ball Bearings:

    Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

    Traditional Steel Ball Bearings:

    Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

    • Cost:

    Ceramic Ball Bearings:

    Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

    Traditional Steel Ball Bearings:

    Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

    In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

    ball bearing

    Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

    Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

    • Deep Groove Ball Bearings:

    Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

    • Angular Contact Ball Bearings:

    Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

    • Self-Aligning Ball Bearings:

    Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

    • Thrust Ball Bearings:

    Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

    • Single-Row vs. Double-Row Bearings:

    Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

    • Miniature and Instrument Ball Bearings:

    Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

    • Max-Type and Conrad Bearings:

    Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

    • High-Precision Ball Bearings:

    High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

    • High-Speed Ball Bearings:

    High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

    In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

    China Custom High Speed Automobile Bearing Deep Groove Ball Bearings 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 2RS RS Z Zz   bearing and raceChina Custom High Speed Automobile Bearing Deep Groove Ball Bearings 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 2RS RS Z Zz   bearing and race
    editor by CX 2024-03-28

    China Standard 6201 6202 6206 6207 6208 Zz 2rz High Quality Deep Groove Ball Bearings bearing driver kit

    Product Description

    Product Description

     

    Deep groove ball bearing are the most common type and are used in a wide variety of applications. Not only are they capable of supporting radial loads but also moderate axial loads in either direction. Due to their low torque, they are suitable for applications where high speed and low power loss is required. They are easy to mount and suitable for many different configurations.

    Product Parameters

     

    Bearing
    No
    Dimensions ( mm ) Load Capacity ( kN ) Rotation Speed ( RPM ) Weight 
    D RSMIN D2Max fMax Cr Co Grease  Oil kg 
    6000 10 26 8 0.3 29.2 0.7 4.60  2.00  26000 38000 0.02
    6200 10 30 9 0.6 34.7 1.12 5.10  2.40  22000 32000 0.03
    6300 10 35 11 0.6 39.7 1.12 8.10  3.50  20000 29000 0.05
    6001 12 28 8 0.3 30.8 0.85 5.10  2.40  23000 33000 0.02
    6201 12 32 10 0.6 36.7 1.12 6.80  3.00  21000 30000 0.04
    6301 12 37 12 1.0  41.3 1.12 9.70  4.20  19000 27000 0.06
    6002 15 32 9 0.3 36.7 1.12 5.60  2.80  20000 30000 0.03
    6202 15 35 11 0.6 39.7 1.12 7.60  3.70  19000 28000 0.05
    6302 15 42 13 1.0  46.3 1.12 11.40  5.40  16000 24000 0.08
    6003 17 35 10 0.3 39.7 1.12 6.00  3.30  19000 28000 0.04
    6203 17 40 12 0.6 44.6 1.12 9.60  4.80  17000 25000 0.07
    6303 17 47 14 1.0  52.7 1.12 13.60  6.60  15000 22000 0.12
    6004 20 42 12 0.3 46.3 1.12 9.40  5.00  17000 25000 0.07
    6204 20 47 14 0.6 52.7 1.12 12.80  6.60  15000 22000 0.1
    6304 20 52 15 1.0  57.9 1.12 15.90  7.80  13000 20000 0.14
    6005 25 47 12 0.6 52.7 1.12 10.10  5.80  14000 21000 0.08
    6205 25 52 15 1.0  57.9 1.12 14.00  7.90  14000 20000 0.13
    6305 25 62 17 1.1 67.7 1.7 20.60  11.20  12000 17000 0.22
    6405 25 80 21 1.5  86.6 1.7 36.10  18.80  10000 15000 0.53
    6006 30 55 13 1.0  60.7 1.12 13.20  8.30  12000 18000 0.11
    6206 30 62 16 1.0  67.7 1.7 19.50  11.30  11000 16000 0.2
    6306 30 72 19 1.1  78.6 1.7 26.60  15.00  10000 15000 0.35
    6406 30 90 23 1.5  96.5 2.46 47.30  24.50  9300 13000 0.74
    6007 35 62 14 1.0  67.7 1.7 15.90  10.30  11000 16000 0.15
    6207 35 72 17 1.1 78.6 1.7 25.70  15.30  10000 14000 0.29
    6307 35 80 21 1.5 86.6 1.7 33.40  19.20  9300 13000 0.45
    6407 35 100 25 1.5 55.50  29.40  8500 12000 0.95
    6008 40 68 15 1 74.6 1.7 16.80  11.50  10000 15000 0.19
    6208 40 80 18 1.1 86.6 1.7 29.50  18.10  8800 13000 0.37
    6308 40 90 23 1.5 96.5 2.46 40.70  24.00  8500 12000 0.64
    6408 40 110 27 2 116.6 2.46 63.70  34.60  7800 11000 1.25

    Packaging & Shipping

    /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Contact Angle: 15°
    Aligning: Non-Aligning Bearing
    Separated: Unseparated
    Rows Number: Single
    Load Direction: Radial Bearing
    Material: Bearing Steel
    Samples:
    US$ 0.1/Piece
    1 Piece(Min.Order)

    |
    Request Sample

    ball bearing

    What are the Challenges Associated with Noise Reduction in Ball Bearings?

    Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

    • Vibration:

    Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

    • Bearing Type and Design:

    The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

    • Lubrication:

    Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

    • Bearing Clearance and Preload:

    Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

    • Material and Manufacturing Quality:

    The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

    • Surface Finish:

    The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

    • Sealing and Shielding:

    Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

    • Operating Conditions:

    External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

    • Wear and Deterioration:

    As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

    To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

    ball bearing

    How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

    Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

    • Lubrication:

    Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

    • Material Properties:

    Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

    • Clearance Changes:

    Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

    • Corrosion and Contamination:

    Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

    • Thermal Stress:

    Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

    • Noise and Vibration:

    Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

    • Lubricant Degradation:

    Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

    • Seal Effectiveness:

    Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

    • Choosing Appropriate Bearings:

    When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

    Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

    ball bearing

    What is a Ball Bearing and How does it Function in Various Applications?

    A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

    • Reduction of Friction:

    Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

    • Radial and Axial Load Support:

    Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

    • Smooth Rotational Movement:

    Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

    • Applications in Machinery:

    Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

    • Automotive Industry:

    Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

    • Industrial Machinery:

    In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

    • High-Speed Applications:

    Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

    • Precision Instruments:

    For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

    • Variety of Sizes and Types:

    Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

    In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

    China Standard 6201 6202 6206 6207 6208 Zz 2rz High Quality Deep Groove Ball Bearings   bearing driver kitChina Standard 6201 6202 6206 6207 6208 Zz 2rz High Quality Deep Groove Ball Bearings   bearing driver kit
    editor by CX 2024-03-06

    China Hot selling Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz bearing driver kit

    Product Description

    Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz

    Why choose us ? 

    √ Deep groove ball bearing factory product ranges 6000 series,6200 series,6300 series,etc.

    √ CZPT bearing Factory Price,Original F&D bearing ,Good Quality,Fast Delivery,good after sell service.

    √ Free samples enable customers to check quality before ordering.

    √ OEM Service available.

    √ ISO9001 & IATF 16949 QUALITY SYSTEM CERTIFICATE.

    √ 28 years 6308 1688 Deep Groove Ball Bearing for Motorcycle Parts

    Certifications

    HONOR & SYSTERM  CERTIFICATES
    IATF16949 ,ISO9001,ISO14001,ISO45001

    EXHIBITION

    EXHIBITION

    Motor Bearing Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz

    SAMPLE POLICY

    SAMPLES POLICY 

     FREE SAMPLES AND SHIPPING

     Offer FREE SAMPLE to buyers to test bearing quality ,details discuss case by case .

     Marks: Depending on the model and value of samples,   this policy may not apply!

     Please contact our sales staff for details

    TRANSPORTATION
    FASTEST DELIVERY TO CUSTOMERS

    PAYMENT TERMS 
    To facilitate your payment, we offer a variety of options! 

     
     

    Company Profile

    1.About US

     Fuda Bearing Corporation Co., Ltd. was founded in 1996, and became 1 of Chinese largest bearing manufacturers and exporters. which specializes in designing and producing deep groove ball bearings, pillow block bearings with high quality & precision. After more than 28 years’hard work, CZPT has developed into a high-tech company that is capable of bearing research & development, manufacturing, and marketing.  Now CZPT has employees more than 1000 with the fixed assets of RMB 1.05 billion. And the annual production capacity can reach 25 million sets. In 2571, the bearing sales volume was RMB 650 millions.Besides it creates 2 self-owned brands called F&D and CBB. The products are well received in more than 50 countries and regions.

    2.Quality Assurance

    Product quality is the lifeline of an enterprise. In order to possessing the leading technology, our company implements the quality control system and establishes a technical and strict inspection team. As per the regulation of three-dimensional management and multiple checks, each product was inspected by the producer, inspector, inspection department and quality department elaborately, especially to the important inspection items and precision inspection item.

    Product Parameters

    3. Bearing items

    Motor Bearing Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz

    This  tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.

    Bearing No.  I. D O. D W Loading Rating(KN) Steel Ball Parameter Max Speed
    D D B Dynamic Static No.  Size Grease Oil
    mm Inch mm Inch mm Inch Cr Cor mm R/min R/min
    6000 10 0.3937 26 1.5716 8 0.3150 4.55 1.95 7 4.763 29000 34000
    6001 12 0.4724 28 1.1571 8 0.3150 5.10 2.39 8 4.763 26000 30000
    6002 15 0.5906 32 1.2598 9 0.3543 5.60 2.84 9 4.763 22000 26000
    6003 17 0.6693 35 1.3780 10 0.3937 6.80 3.35 10 4.763 20000 24000
    6004 20 0.7874 42 1.6535 12 0.4724 9.40 5.05 9 6.350 18000 21000
    6005 25 0.9843 47 1.8504 12 0.4724 10.10 5.85 10 6.350 15000 18000
    6006 30 1.1811 55 2.1654 13 0.5118 13.20 8.30 11 7.144 13000 15000
    6007 35 1.3780 62 2.4409 14 0.5512 16.00 10.30 11 7.938 12000 14000
    6008 40 1.5748 68 2.6772 15 0.5906 16.80 11.50 12 7.938 10000 12000
    6009 45 1.7717 75 2.9528 16 0.6299 21.00 15.10 12 8.731 9200 11000
    6571 50 1.9685 80 3.1496 16 0.6299 21.80 16.60 13 8.731 8400 9800
    6011 55 2.1654 90 3.5433 18 0.7087 28.30 21.20 12 11.000 7700 9000
    6012 60 2.3622 95 3.7402 18 0.7087 29.50 23.20 13 11.000 7000 8300
    6013 65 2.5591 100 3.9370 18 0.7087 30.50 25.20 13 11.112 6500 7700
    6014 70 2.7559 110 4.3307 20 0.7874 38.00 31.00 13 12.303 6100 7100
    6015 75 2.9528 115 4.5276 20 0.7874 39.50 33.50 14 12.303 5700 6700
    6016 80 3.1496 125 4.9213 22 0.8661 47.50 40.00 14 13.494 5300 6200

     

    Bearing No.  I. D O. D W Loading Rating(KN) Steel Ball Parameter Max Speed
    D D B Dynamic Static No.  Size Grease Oil
    mm Inch mm Inch mm Inch Cr Cor mm R/min R/min
    6200 10 0.3937 30 1.1811 9 0.3543 5.10 2.39 8 4.763 25000 30000
    6201 12 0.4724 32 1.2598 10 0.3937 6.10 2.75 7 5.953 22000 26000
    6202 15 0.5906 35 1.3780 11 0.4331 7.75 3.60 8 5.953 19000 23000
    6203 17 0.6693 40 1.5748 12 0.4724 9.60 4.60 8 6.747 18000 21000
    6204 20 0.7874 47 1.8504 14 0.5512 12.80 6.65 8 7.938 16000 18000
    6205 25 0.9843 52 2.571 15 0.5906 14.00 7.85 9 7.938 13000 15000
    6206 30 1.1811 62 2.4409 16 0.6299 19.50 11.30 9 9.525 11000 13000
    6207 35 1.3780 72 2.8346 17 0.6693 25.70 15.30 9 11.112 9800 11000
    6208 40 1.5748 80 3.1496 18 0.7087 29.10 17.80 9 12.000 8700 10000
    6209 45 1.7717 85 3.3465 19 0.7480 32.50 20.40 10 12.000 7800 9200
    6210 50 1.9685 90 3.5433 20 0.7874 35.00 23.20 10 12.700 7100 8300
    6211 55 2.1654 100 3.9370 21 0.8268 43.50 29.20 10 14.288 6400 7600
    6212 60 2.3622 110 4.3307 22 0.8661 52.50 36.00 10 15.081 6000 7000
    6213 65 2.5591 120 4.7244 23 0.9055 57.50 40.00 10 16.669 5500 6500
    6214 70 2.7559 125 4.9213 24 0.9449 62.00 44.00 11 16.462 5100 6000
    6215 75 2.9528 130 5.1181 25 0.9843 66.00 49.50 11 17.462 4800 5600
    6216 80 3.1496 140 5.5118 26 1.5716 72.50 53.00 11 18.256 4500 5300
    6217 85 3.3465 150 5.9055 28 1.1571 83.50 64.00 11 19.844 4200 5000
    6218 90 3.5433 160 6.2992 30 1.1811 96.00 71.50 10 22.225 4000 4700

     

    Bearing No.  I. D O. D W Loading Rating(KN) Steel Ball Parameter Max Speed
    D D B Dynamic Static No.  Size Grease Oil
    mm Inch mm Inch mm Inch Cr Cor mm R/min R/min
    6300 10 0.3937 35 1.3780 11 0.4331 8.20 3.50 6 7.144 23000 27000
    6301 12 0.4724 37 1.4567 12 0.4724 9.70 4.20 6 7.938 20000 24000
    6302 15 0.5906 42 1.6535 13 0.5118 11.40 5.45 7 7.938 17000 21000
    6303 17 0.6693 47 1.8504 14 0.5512 13.50 6.55 7 8.731 16000 19000
    6304 20 0.7874 52 2.571 15 0.5906 15.90 7.90 7 9.525 14000 27000
    6305 25 0.9843 62 2.4409 17 0.6693 21.20 10.90 7 11.500 12000 14000
    6306 30 1.1811 72 2.8346 19 0.7480 26.70 15.00 8 12.000 10000 12000
    6307 35 1.3780 80 3.1496 21 0.8268 33.50 19.10 8 13.494 8800 10000
    6308 40 1.5748 90 3.5433 23 0.9055 40.50 24.00 8 15.081 7800 9200
    6309 45 1.7717 100 3.9370 25 0.9843 53.00 32.00 8 17.462 7000 8200
    6310 50 1.9685 110 4.3307 27 1.0630 62.00 38.50 8 19.050 6400 7500
    6311 55 2.1654 120 4.7244 29 1.1417 71.50 45.00 8 20.638 5800 6800
    6312 60 2.3622 130 5.1181 31 1.2205 82.00 52.00 8 22.225 5400 6300
    6313 65 2.5591 140 5.5118 33 1.2992 92.50 60.00 8 24.000 4900 5800
    6314 70 2.7559 150 5.9055 35 1.3780 104.00 68.00 8 25.400 4600 5400
    6315 75 2.9528 160 6.2992 37 1.4567 113.00 77.00 8 26.988 4300 5000
    6316 80 3.1496 170 6.6929 39 1.5354 123.00 86.50 8 28.575 4000 4700

     

    FAQ

    1, About the lead time.
     
    This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
    Simply speaking, based on a 20′ GP container load:

    If the model your Preferred is Sufficient stock Lead Time
    Regular models YES Within 7 days
    Regular models NO Within 30 days
    Non-regular model NO About 50 days

    For accurate estimate, please contact with our sale stuff. Thanks.

    2, Minimum order quantity. 
      

    Even just ONE piece of bearing is ok for us.

      
    3, If you don’t know which model is the right choice…
      

    We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.

    4, Factory Inspection

    We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.

    OPTIONS OF SPECIFICATION AND STHangZhouRD
     

    Subject Symbol Description
    Sealing & Sealing type Z Metal shield on 1 side.
    ZZ Metal shields on both sides.
    RS Rubber seal on 1 side.
    2RS Rubber seals on both sides.
    ZNR Shield on 1 side, snap ring groove in the outer ring, with snap ring on the opposite side of the shield
    2ZNR Shield on both sides, snap ring groove in the outer ring, with snap ring
    ZNBR Shield on 1 side, snap ring groove in the outer ring, with snap ring on the same side as the shield
    Vibration Velocity V Normal vibration level. Is not indicated as a standard.
    V1 Lower vibration level than normal.
    V2 Lower vibration level than V1.
    V3 Lower vibration level than V2.
    V4 Lower vibration level than V3.
    Tolerances P0(ABEC1) Bearings in standard tolerance
    P6(ABEC3) Tighter tolerance than standard bearings
    P5(ABEC5) Tolerance tighter than P6
    P4(ABEC7) Tolerance tighter than P5
    P2(ABEC9) Tolerance tighter than P4
    Radial internal clearance C1 Smaller clearance than C2
    C2 Smaller clearance than CN
    CN(C0) Clearance than normal
    C3 Clearance larger than CN
    C4 Clearance larger than C3
    C5 Clearance larger than C4
    Snap Ring Groove N Snap ring groove in the outer ring
    NR Snap ring groove in the outer ring, with snap ring
    N1 One locating slot in 1 outer ring side face
    R Flanged outer ring
    Other technical modifications NR Groove with inserted snap ring in outer ring.
    N Snap ring groove in the outer ring.
    SS Stainless steel.

    Cage Materials J Pressed steel cages
    M Solid brass cage
    F Solid cage made from steel or iron
    Y Pressed brass cages.
    T Laminated phenolic cages.
    TN Polyamide cages
    TH Glass-fiber reinforced phenolic resin cages.
    TV Polyamide cage
    Cage Designs P Window-type cage
    H Claw-type cage
    A Cage guided on the bearing outer ring
    B Cage-guided on the bearing inner ring
    S Cage with lubricating slots in the guiding surfaces
    D Carbonitriding cage
    W Welded cage
    R Riveted Cage
    Cage Types N/A Claw-type cage
    Ribbon cage
    Crown cage
    Sunflower cage
    Tapered cage

    Thanks for your time view Motor Bearing Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz

    company-Fuda-Bearing-Corporation-Co-Ltd-.html /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    RPM: Over 5000
    Certificate: ISO9001, IATF 16949
    Quality: P0 /P6
    Samples:
    US$ 80/Piece
    1 Piece(Min.Order)

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    Order Sample

    Customization:
    Available

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    ball bearing

    Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

    Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

    • Automotive Industry:

    Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

    • Aerospace Industry:

    In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

    • Industrial Machinery:

    Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

    • Medical Equipment:

    In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

    • Robotics and Automation:

    Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

    • Renewable Energy:

    Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

    • Marine and Shipbuilding:

    Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

    • Heavy Equipment and Construction:

    In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

    • Electronics and Consumer Appliances:

    Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

    • Oil and Gas Industry:

    In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

    These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

    ball bearing

    Are there any Industry Standards or Certifications that Ball Bearings should Meet?

    Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

    • ISO Standards:

    The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

    • ABEC (Annular Bearing Engineering Committee) Ratings:

    ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

    • DIN Standards:

    The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

    • JIS (Japanese Industrial Standards):

    JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

    • ASTM (American Society for Testing and Materials) Standards:

    ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

    • CE Marking:

    CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

    • Industry-Specific Standards:

    Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

    • Quality Management Systems:

    Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

    When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

    ball bearing

    What is a Ball Bearing and How does it Function in Various Applications?

    A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

    • Reduction of Friction:

    Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

    • Radial and Axial Load Support:

    Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

    • Smooth Rotational Movement:

    Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

    • Applications in Machinery:

    Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

    • Automotive Industry:

    Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

    • Industrial Machinery:

    In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

    • High-Speed Applications:

    Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

    • Precision Instruments:

    For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

    • Variety of Sizes and Types:

    Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

    In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

    China Hot selling Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz   bearing driver kitChina Hot selling Original F&D Bearings Roller Bearing Ball Bearing 6205 RS Zz   bearing driver kit
    editor by CX 2024-02-24

    China Custom Ball Bearing Model Number 625 Zz Miniature Deep Groove Ball Bearing OEM/ODM with Good quality

    Product Description

    Bearing deep groove ball bearing production could be used on Motorcycle, Home Electronics, Motor. All inspection is 100% by automatic.Our products are widely used in electric motors, automobiles, motorcycles, household appliances, textile, electric tools and water pump equipment industries, both locally and globally.
     

    Bearing Parameter

    Model  625-zz Sealing material Metal seal cover
    Measuring system Metric system Dynamic radial load 1400
    Bearing type Ball Static radial load 500
    Seal type Metal seal cover Max speed (rpm) 30000
    Inside diameter 5 mm Load direction Radial
    ID tolerance -0.008 – 0 mm Temperature range  -30 – 110 ºC
    Outer diameter 16 mm Clearance range 0.002 – 0.013 mm
    OD tolerance -0.008 – 0 mm Structural Single row
    Width 5 mm Ball diameter 2.7780mm
    Width tolerance -0.12 – 0 mm Number of balls 7
    Ring material Bearing steel(GCR15) Weight 5.1g
    Ball material Bearing steel(GCR15) Cage material Metal bracket

     

    Bearing Show

    Product description

    Deep groove ball bearings are the most typical rolling bearings with  the characteristics of simply designed structures,convenience in operation and extensive applications. They are designed as non-separable  bearings. The raceways in both of the rings are in arc groove form, which can carry radical load and double directions axial load. They are of features of low friction factor, high limit rotational speed and can be applied in situations where high-rotating speed and low noise and low vibration are required. Applications of thses bearings can be found in automobiles, machine tools, motors, instruments, construction machines, railway vehicles, agricultural machines and various other special machines. 
     

    About Us

      /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Contact Angle: 15°
    Aligning: Non-Aligning Bearing
    Separated: Unseparated
    Samples:
    US$ 5/Piece
    1 Piece(Min.Order)

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    Order Sample

    Customization:
    Available

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    ball bearing

    How does Preload Affect the Performance and Efficiency of Ball Bearings?

    Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

    • Reduction of Internal Clearance:

    Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

    • Increased Stiffness:

    Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

    • Minimized Axial Play:

    Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

    • Enhanced Rigidity:

    The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

    • Reduction in Ball Slippage:

    Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

    • Improved Running Accuracy:

    Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

    • Optimized Performance at High Speeds:

    Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

    • Impact on Friction and Heat Generation:

    While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

    • Application-Specific Considerations:

    The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

    Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

    ball bearing

    Are there any Industry Standards or Certifications that Ball Bearings should Meet?

    Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

    • ISO Standards:

    The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

    • ABEC (Annular Bearing Engineering Committee) Ratings:

    ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

    • DIN Standards:

    The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

    • JIS (Japanese Industrial Standards):

    JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

    • ASTM (American Society for Testing and Materials) Standards:

    ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

    • CE Marking:

    CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

    • Industry-Specific Standards:

    Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

    • Quality Management Systems:

    Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

    When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

    ball bearing

    Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

    Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

    • Deep Groove Ball Bearings:

    Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

    • Angular Contact Ball Bearings:

    Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

    • Self-Aligning Ball Bearings:

    Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

    • Thrust Ball Bearings:

    Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

    • Single-Row vs. Double-Row Bearings:

    Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

    • Miniature and Instrument Ball Bearings:

    Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

    • Max-Type and Conrad Bearings:

    Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

    • High-Precision Ball Bearings:

    High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

    • High-Speed Ball Bearings:

    High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

    In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

    China Custom Ball Bearing Model Number 625 Zz Miniature Deep Groove Ball Bearing OEM/ODM   with Good qualityChina Custom Ball Bearing Model Number 625 Zz Miniature Deep Groove Ball Bearing OEM/ODM   with Good quality
    editor by CX 2024-02-14

    China OEM 6900 Auto Part Machine Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard connecting rod bearing

    Product Description

     

    Product Description

    Basic Info.
     

    Model NO. 6900 Inner Diameter 10mm
    Load Direction Radial Bearing Outer Diameter 22mm
    Bearings Type Ball Bearing/Roller Bearing/Auto Bearing Rows Number Single
    Feature Long Life, High Speed, Low Noise Material Gcr15, Chrome Steel, Stainless Steel, Carbon Steel
    Precision P0 P6 P5 P4 P2 Application Ceiling Fan, Household Range, Car, Motor, Fan, Motorcycle Agriculture Mechanical
    Vibration Z1V1, Z2V2, Z3V3; Z4V4 Cage Steel Cage.Copper Cage.Nylon Cage
    Lubrication Grease/Oil Seals Type Open/Zz/2RS
    MOQ 2PCS Clearance C0 /C2/C3
    Stock Rich Stocks Samples Available
    Transport by Sea or by Air  Transport Package Box,Carton,Wooden Box,Plastic Tube or Per buyers requirement
    Specification 10×22×6mm Trademark Allout, OEM, Neutral
    Origin HangZhou,ZHangZhoug, China HS Code 8482157100
    Production Capacity 200000/Month Warranty One Year

    Product Description
    Auto Part motorcycle spare part wheel bearing 6402 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, fan,skateboard

    General information of Allout deep groove ball bearing

    Allout deep groove ball bearing consists of an outer ring, an inner ring, a group of steel balls and a group of cages. Deep groove ball structure is also divided into seal and open structure. The open type means that the bearing has no sealing structure. The sealed deep groove ball is divided into dust-proof seal and oil-proof seal. The dust-proof seal cover is made of steel plate, which only serves as a simple way to prevent dust from entering the bearing raceway. The oil-proof type is a contact oil seal, which can effectively prevent grease overflow in the bearing.
     

    Technical parameter of Allout deep groove ball bearing
     

    Model NO. Inner Diameter
    (mm)
    outer
    Diameter
    (mm)
    Width/height Basic Load Rating(N) Limiting speed(rpm) Weight 
    B C Cr Cor Grease Oil kg
    693 3 8 3 4 430 178 60000 67000 0.0006
    694 4 11 4 4 960 350 48000 56000 0.0008
    695 5 13 4 4 1070 420 43000 50000 0.0571
    696 6 15 5 5 1470 600 40000 45000 0.0038
    697 7 17 5 5 1600 710 36000 43000 0.0052
    698 8 19 6 6 2230 910 36000 43000 0.007
    699 9 20 6 6 2480 1090 34000 40000 0.0082
    6900 10 22 6 6 2690 1270 30000 36000 0.01
    6901 12 24 6 6 2890 1460 30000 36000 0.011
    6902 15 28 7 7 4320 2250 24000 28000 0.017
    6903 17 30 7 7 4590 2550 22000 26000 0.018
    6904 20 37 9 9 6370 3680 19000 23000 0.036
    6905 25 42 9 9 6660 4180 16000 19000 0.042
    6906 30 47 9 9 7240 5571 14000 17000 0.048
    6907 35 55 10 10 10390 7160 12000 15000 0.074
    6908 40 62 12 12 13571 9200 11000 13000 0.11
    6909 45 68 12 12 13940 10130 9800 12000 0.128
    6910 50 72 12 12 13900 1571 8900 11000 0.132
    6911 55 80 13 13 14820 12690 8200 9600 0.18
    6912 60 85 13 13 15080 13480 7600 8900 0.193
    6913 65 90 13 13 19950 17490 7000 8200 0.206
    6914 70 100 16 16 25950 21850 6500 7700 0.334
    6915 75 105 16 16 26780 23560 6100 7200 0.353
    6916 80 110 16 16 27590 25280 5700 6700 0.373

     

    Our Advantages

     

    Packaging & Shipping

     

    Company Profile

    HangZhou Abico Bearing Co., Ltd Was Founded in 2018 and Integrates R&D, Manufacturing, Trading, Sales of Bearings, Rollers, Pulleys.

    We have passed the ISO 9001: 2008, ISO 14001: 2004, CE, SGS with a factory Over 13, 000 Square Meters. We Are Specialized in Deep Groove Ball Bearings, Special Bearings.

    We provide wide range of safety products such as class 0 deep groove ball bearings, stainless steel bearings, non-standard customized bearings and British R series. The main products cover 60,62, 63, 67, 68, 69 series, the annual output of more than 60 million sets of bearings. Products are widely used in household appliances, micro motors, power tools, motorcycles, automobiles, medical equipment, sports machinery and agricultural machinery and many other fields.We also accept the processing with customers’ drawings and samples.

    Our products have been sold well in Europe, South America, Africa and Southeast Asia.On the basis of sincere-cooperation, equality and mutual benefit.We would like to establish long-term business relationship with customers all over the world.Good quality, competitive price, and satisfying service are our promises as a reliable trading partner.
     

     

    FAQ

     

    Q1: Are you a Manufacturer or trading company?
    Answer: We are professional manufactuer of bearings since 1998 with ISO standards.

     

    Q2: Can I get a sample to check out the quality?
    Answer: Sure, free samples are available for stock products if you can pay for the shipping cost.

     

    Q3: Can you do OEM to print my logo/brand on the products?
    Answer: Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.

     

    Q4: How soon can I expect my order to be finished?
    Answer: We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.

     

    Q5: What if I receive defective products for my order?
    Answer: All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.

     

    /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Contact Angle: 0
    Aligning: Non-Aligning Bearing
    Separated: Unseparated
    Samples:
    US$ 0/Piece
    1 Piece(Min.Order)

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    Order Sample

    Customization:
    Available

    |

    Customized Request

    .shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

    Shipping Cost:

    Estimated freight per unit.







    about shipping cost and estimated delivery time.
    Payment Method:







     

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    Full Payment
    Currency: US$
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    ball bearing

    What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

    Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

    • High-Carbon Chrome Steel (AISI 52100):

    This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

    • Stainless Steel (AISI 440C, AISI 304, AISI 316):

    Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

    • Ceramic:

    Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

    • Plastic (Polyamide, PEEK):

    Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

    • Bronze:

    Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

    • Hybrid Bearings:

    Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

    • Specialty Alloys:

    For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

    • Coated Bearings:

    Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

    The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

    ball bearing

    Are there any Industry Standards or Certifications that Ball Bearings should Meet?

    Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

    • ISO Standards:

    The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

    • ABEC (Annular Bearing Engineering Committee) Ratings:

    ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

    • DIN Standards:

    The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

    • JIS (Japanese Industrial Standards):

    JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

    • ASTM (American Society for Testing and Materials) Standards:

    ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

    • CE Marking:

    CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

    • Industry-Specific Standards:

    Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

    • Quality Management Systems:

    Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

    When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

    ball bearing

    What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

    Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

    • Load Type and Magnitude:

    Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

    • Speed and Operating Conditions:

    Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

    • Accuracy and Precision:

    For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

    • Space Limitations:

    If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

    • Thrust and Radial Loads:

    Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

    • Alignment and Misalignment:

    If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

    • Mounting and Installation:

    Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

    • Lubrication and Maintenance:

    Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

    • Environmental Conditions:

    Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

    • Bearing Material:

    Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

    • Bearing Arrangement:

    Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

    By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

    China OEM 6900 Auto Part Machine Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard   connecting rod bearingChina OEM 6900 Auto Part Machine Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard   connecting rod bearing
    editor by CX 2024-02-07

    China Hot selling 6904 Auto Part Motorcycle Spare Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard with Best Sales

    Product Description

     

    Product Description

    Basic Info.

    Model NO. 6904 Inner Diameter 20mm
    Load Direction Radial Bearing Outer Diameter 37mm
    Bearings Type Ball Bearing/Roller Bearing/Auto Bearing Rows Number Single
    Feature Long Life, High Speed, Low Noise Material Gcr15, Chrome Steel, Stainless Steel, Carbon Steel
    Precision P0 P6 P5 P4 P2 Application Ceiling Fan, Household Range, Car, Motor, Fan, Motorcycle Agriculture Mechanical
    Vibration Z1V1, Z2V2, Z3V3; Z4V4 Cage Steel Cage.Copper Cage.Nylon Cage
    Lubrication Grease/Oil Seals Type Open/Zz/2RS
    MOQ 2PCS Clearance C0 /C2/C3
    Stock Rich Stocks Samples Available
    Transport by Sea or by Air  Transport Package Box,Carton,Wooden Box,Plastic Tube or Per buyers requirement
    Specification 20×37×9mm Trademark Allout, OEM, Neutral
    Origin HangZhou,ZHangZhoug, China HS Code 8482157100
    Production Capacity 200000/Month Warranty One Year

    Product Description
    Auto Part motorcycle spare part wheel bearing 6402 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, fan,skateboard

    General information of Allout deep groove ball bearing

    Allout deep groove ball bearing consists of an outer ring, an inner ring, a group of steel balls and a group of cages. Deep groove ball structure is also divided into seal and open structure. The open type means that the bearing has no sealing structure. The sealed deep groove ball is divided into dust-proof seal and oil-proof seal. The dust-proof seal cover is made of steel plate, which only serves as a simple way to prevent dust from entering the bearing raceway. The oil-proof type is a contact oil seal, which can effectively prevent grease overflow in the bearing.
     

    Technical parameter of Allout deep groove ball bearing
     

    Model NO. Inner Diameter
    (mm)
    outer
    Diameter
    (mm)
    Width/height Basic Load Rating(N) Limiting speed(rpm) Weight 
    B C Cr Cor Grease Oil kg
    693 3 8 3 4 430 178 60000 67000 0.0006
    694 4 11 4 4 960 350 48000 56000 0.0008
    695 5 13 4 4 1070 420 43000 50000 0.0571
    696 6 15 5 5 1470 600 40000 45000 0.0038
    697 7 17 5 5 1600 710 36000 43000 0.0052
    698 8 19 6 6 2230 910 36000 43000 0.007
    699 9 20 6 6 2480 1090 34000 40000 0.0082
    6900 10 22 6 6 2690 1270 30000 36000 0.01
    6901 12 24 6 6 2890 1460 30000 36000 0.011
    6902 15 28 7 7 4320 2250 24000 28000 0.017
    6903 17 30 7 7 4590 2550 22000 26000 0.018
    6904 20 37 9 9 6370 3680 19000 23000 0.036
    6905 25 42 9 9 6660 4180 16000 19000 0.042
    6906 30 47 9 9 7240 5571 14000 17000 0.048
    6907 35 55 10 10 10390 7160 12000 15000 0.074
    6908 40 62 12 12 13571 9200 11000 13000 0.11
    6909 45 68 12 12 13940 10130 9800 12000 0.128
    6910 50 72 12 12 13900 1571 8900 11000 0.132
    6911 55 80 13 13 14820 12690 8200 9600 0.18
    6912 60 85 13 13 15080 13480 7600 8900 0.193
    6913 65 90 13 13 19950 17490 7000 8200 0.206
    6914 70 100 16 16 25950 21850 6500 7700 0.334
    6915 75 105 16 16 26780 23560 6100 7200 0.353
    6916 80 110 16 16 27590 25280 5700 6700 0.373

     

    Our Advantages

     

    Packaging & Shipping

     

    Company Profile

    HangZhou Abico Bearing Co., Ltd Was Founded in 2018 and Integrates R&D, Manufacturing, Trading, Sales of Bearings, Rollers, Pulleys.

    We have passed the ISO 9001: 2008, ISO 14001: 2004, CE, SGS with a factory Over 13, 000 Square Meters. We Are Specialized in Deep Groove Ball Bearings, Special Bearings.

    We provide wide range of safety products such as class 0 deep groove ball bearings, stainless steel bearings, non-standard customized bearings and British R series. The main products cover 60,62, 63, 67, 68, 69 series, the annual output of more than 60 million sets of bearings. Products are widely used in household appliances, micro motors, power tools, motorcycles, automobiles, medical equipment, sports machinery and agricultural machinery and many other fields.We also accept the processing with customers’ drawings and samples.

    Our products have been sold well in Europe, South America, Africa and Southeast Asia.On the basis of sincere-cooperation, equality and mutual benefit.We would like to establish long-term business relationship with customers all over the world.Good quality, competitive price, and satisfying service are our promises as a reliable trading partner.
     

     

    FAQ

     

    Q1: Are you a Manufacturer or trading company?
    Answer: We are professional manufactuer of bearings since 1998 with ISO standards.

     

    Q2: Can I get a sample to check out the quality?
    Answer: Sure, free samples are available for stock products if you can pay for the shipping cost.

     

    Q3: Can you do OEM to print my logo/brand on the products?
    Answer: Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.

     

    Q4: How soon can I expect my order to be finished?
    Answer: We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.

     

    Q5: What if I receive defective products for my order?
    Answer: All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.

     

    /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Field: Conveyor, Diesel Hydraulic, Pump, Car Accessories
    Application: Pump, Motorcycle, Washing Machine, Car
    Inner Diameter: 20
    Outer Diameter: 37
    Aligning: Non-Aligning Bearing
    Separated: Unseparated
    Samples:
    US$ 0/Piece
    1 Piece(Min.Order)

    |
    Request Sample

    Customization:
    Available

    |

    Customized Request

    ball bearing

    What are the Challenges Associated with Noise Reduction in Ball Bearings?

    Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

    • Vibration:

    Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

    • Bearing Type and Design:

    The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

    • Lubrication:

    Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

    • Bearing Clearance and Preload:

    Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

    • Material and Manufacturing Quality:

    The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

    • Surface Finish:

    The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

    • Sealing and Shielding:

    Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

    • Operating Conditions:

    External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

    • Wear and Deterioration:

    As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

    To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

    ball bearing

    How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

    Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

    • Size:

    The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

    • Load Capacity:

    Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

    • Precision:

    Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

    • Speed:

    Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

    • Friction and Efficiency:

    Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

    • Applications:

    Miniature ball bearings find applications in various industries and sectors:

    • Electronics and Consumer Devices:

    They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

    • Medical and Dental Equipment:

    Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

    • Robotics and Automation:

    Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

    • Aerospace and Defense:

    They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

    • Optics and Instrumentation:

    Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

    Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

    ball bearing

    How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

    Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

    • Friction Reduction:

    Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

    • Wear Prevention:

    Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

    • Heat Dissipation:

    Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

    • Corrosion Resistance:

    Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

    • Noise Reduction:

    Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

    • Seal Protection:

    Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

    • Improved Efficiency:

    Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

    • Lifespan Extension:

    Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

    • Selection of Lubricant:

    Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

    • Regular Maintenance:

    Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

    In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

    China Hot selling 6904 Auto Part Motorcycle Spare Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard   with Best SalesChina Hot selling 6904 Auto Part Motorcycle Spare Part Wheel Bearing 6000 6200 6300 6400 6700 6800 6900 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard   with Best Sales
    editor by CX 2024-02-05

    China Hot selling 6300 Series Zz /2RS Deep Groove Ball Bearing for Motorcycle /Engine Bearings/Car Accessories bearing assembly

    Product Description

         Deep groove ball bearing
     

    Product Description

       Deep groove ball bearing consists of an outer ring, an inner ring, a group of steel balls and a group of cages. There are 2 types of deep groove ball bearings: single row and double row. Deep groove ball structure is also divided into seal and open structure. The open type means that the bearing has no sealing structure. The sealed deep groove ball is divided into dust-proof seal and oil-proof seal. 

    <<Material>> The bearing is made of high-quality bearing steel, good durability, and resistance to heavy loads.
    <<Features>> high level of hardness , Dimensional sablility,normal accuracy, less friction, higher speed  and low noise
    <<Strictly Shielded>> Shields on both sides of the bearing help to keep dust out.

     

    Basic Info.

              Trade Mark     Allout or DEM

    Product Name

    6300 series ZZ RS Deep Groove Ball Bearing 

    Size

       10X35X11mm;  12X37X12mm; 15X42X13mm;   20X52X15mm;   25X62X17mm; 

    Material

    Stainless Steel ,Chrome Steel 

    Precision

    P0 P5 P6

    Vibration  level   V4,V3,V2,V1

    Sealing shiled 

    opening ball bearing ,unopening ball bearing ,Z, ZZ ,RS,2RS,2RZ

    Delivery date

    Normally ready goods and stock within 3-15 days

    Payment terms

    A:100% TT
    B: 30% T/T in advance .70% balance payment before shipment
    C:Western union
    D:PAYPAL

    Application

    Auto machinery , electric machinery  ,precision machinery ,home appliances ,customization options with drawings 

    Package

    standered package or Industrial package or customzied package

    Details

    Miniature Bearing
    1, Robust seals for longer service life 
    2, Maufacturing percison to meet high-standered requirements 
    3, Widely used bearing type of machinery 

    Special properties

    1. High speed and High temperature rsistance 
    2. Low noise
    3. Low weight
    4. Can be customized according to your  specific  needs or drawings 
    5. Can provide small & miniature standard and non-standard ball bearings.
    6.Factory wholesale with the best price

    Product parameter

     

    Bearing No.  I. D O. D W Loading Rating(KN) Steel Ball Parameter Max Speed
    D D B Dynamic Static No.  Size Grease Oil
    mm Inch mm Inch mm Inch Cr Cor mm R/min R/min
    6300 10 0.3937 35 1.378 11 0.4331 8.2 3.5 6 7.144 23000 27000
    6301 12 0.4724 37 1.4567 12 0.4724 9.7 4.2 6 7.938 20000 24000
    6302 15 0.5906 42 1.6535 13 0.5118 11.4 5.45 7 7.938 17000 21000
    6303 17 0.6693 47 1.8504 14 0.5512 13.5 6.55 7 8.731 16000 19000
    6304 20 0.7874 52 2.571 15 0.5906 15.9 7.9 7 9.525 14000 27000
    6305 25 0.9843 62 2.4409 17 0.6693 21.2 10.9 7 11.5 12000 14000
    6306 30 1.1811 72 2.8346 19 0.748 26.7 15 8 12 10000 12000
    6307 35 1.378 80 3.1496 21 0.8268 33.5 19.1 8 13.494 8800 10000
    6308 40 1.5748 90 3.5433 23 0.9055 40.5 24 8 15.081 7800 9200
    6309 45 1.7717 100 3.937 25 0.9843 53 32 8 17.462 7000 8200
    6310 50 1.9685 110 4.3307 27 1.063 62 38.5 8 19.05 6400 7500
    6311 55 2.1654 120 4.7244 29 1.1417 71.5 45 8 20.638 5800 6800
    6312 60 2.3622 130 5.1181 31 1.2205 82 52 8 22.225 5400 6300
    6313 65 2.5591 140 5.5118 33 1.2992 92.5 60 8 24 4900 5800
    6314 70 2.7559 150 5.9055 35 1.378 104 68 8 25.4 4600 5400
    6315 75 2.9528 160 6.2992 37 1.4567 113 77 8 26.988 4300 5000
    6316 80 3.1496 170 6.6929 39 1.5354 123 86.5 8 28.575 4000  

    4700

    HangZhou Abico Bearing Co., Ltd Was Founded in 2018 and Integrates R&D, Manufacturing, Trading, Sales of Bearings, Rollers, Pulleys.

    We have passed the ISO 9001: 2008, ISO 14001: 2004, CE, SGS with a factory Over 13, 000 Square Meters. We Are Specialized in Deep Groove Ball Bearings, Special Bearings.

    We provide wide range of safety products such as class 0 deep groove ball bearings, stainless steel bearings, non-standard customized bearings and British R series. The main products cover 60,62, 63, 67, 68, 69 series, the annual output of more than 60 million sets of bearings. Products are widely used in household appliances, micro motors, power tools, motorcycles, automobiles, medical equipment, sports machinery and agricultural machinery and many other fields.We also accept the processing with customers’ drawings and samples.

    Our products have been sold well in Europe, South America, Africa and Southeast Asia.On the basis of sincere-cooperation, equality and mutual benefit.We would like to establish long-term business relationship with customers all over the world.Good quality, competitive price, and satisfying service are our promises as a reliable trading partner.

     

    Why Choose Us ?
    1. Dry lube/ Grease/ Oil Related Products
    2. Rubber seals/ ZZ metal shields
    3. Customized option is available with your drawings 
    4. High speed 
    5. Long spin time
    6. Low friction
    7. Rustproof and corrosion resistance
    8. Good wear stability 
    9. Easy to maintance Related Products

    FAQ

    Q1: Are you a Manufacturer or trading company?
    Answer: We are professional manufactuer of bearings since 1998 with ISO standards.

     

    Q2: Can I get a sample to check out the quality?
    Answer: Sure, free samples are available for stock products if you can pay for the shipping cost.
     

    Q3: Do you accept small orders?

    Answer:Standard size bearings are available ,but for non-Standard size bearings ,we have MOQ for your option.

     

    Q4: Can you do OEM to print my logo/brand on the products?
    Answer: Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.

     

    Q5: How soon can I expect my order to be finished?
    Answer: We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.

     

    Q6: What if I receive defective products for my order?
    Answer: All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.

    Q7.How to contact us if you have any questions?
    Answer: Please feel free to send us an inquiry or any specific contact information, such as email address, account or account, we are looking forward to keeping you dated.
     

    /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

    Virbration and Noise: Z2 Z3 Z4
    Lubricant: Multemp SRL, Sbm
    Aligning: Non-Aligning Bearing
    Samples:
    US$ 0.19/Piece
    1 Piece(Min.Order)

    |

    Order Sample

    Customization:
    Available

    |

    Customized Request

    .shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

    Shipping Cost:

    Estimated freight per unit.







    about shipping cost and estimated delivery time.
    Payment Method:







     

    Initial Payment



    Full Payment
    Currency: US$
    Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

    ball bearing

    What are the Challenges Associated with Noise Reduction in Ball Bearings?

    Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

    • Vibration:

    Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

    • Bearing Type and Design:

    The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

    • Lubrication:

    Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

    • Bearing Clearance and Preload:

    Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

    • Material and Manufacturing Quality:

    The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

    • Surface Finish:

    The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

    • Sealing and Shielding:

    Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

    • Operating Conditions:

    External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

    • Wear and Deterioration:

    As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

    To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

    ball bearing

    How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

    Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

    • Material Composition:

    Ceramic Ball Bearings:

    Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

    Traditional Steel Ball Bearings:

    Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

    • Friction and Heat:

    Ceramic Ball Bearings:

    Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

    Traditional Steel Ball Bearings:

    Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

    • Weight:

    Ceramic Ball Bearings:

    Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

    Traditional Steel Ball Bearings:

    Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

    • Corrosion Resistance:

    Ceramic Ball Bearings:

    Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

    Traditional Steel Ball Bearings:

    Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

    • Speed and Precision:

    Ceramic Ball Bearings:

    Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

    Traditional Steel Ball Bearings:

    Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

    • Cost:

    Ceramic Ball Bearings:

    Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

    Traditional Steel Ball Bearings:

    Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

    In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

    ball bearing

    What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

    Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

    • Load Type and Magnitude:

    Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

    • Speed and Operating Conditions:

    Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

    • Accuracy and Precision:

    For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

    • Space Limitations:

    If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

    • Thrust and Radial Loads:

    Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

    • Alignment and Misalignment:

    If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

    • Mounting and Installation:

    Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

    • Lubrication and Maintenance:

    Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

    • Environmental Conditions:

    Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

    • Bearing Material:

    Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

    • Bearing Arrangement:

    Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

    By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

    China Hot selling 6300 Series Zz /2RS Deep Groove Ball Bearing for Motorcycle /Engine Bearings/Car Accessories   bearing assemblyChina Hot selling 6300 Series Zz /2RS Deep Groove Ball Bearing for Motorcycle /Engine Bearings/Car Accessories   bearing assembly
    editor by CX 2024-02-04