Tag Archives: bearing 6004

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

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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

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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 Best Sales China Manufacturer 608 6200 6201 6202 6303 6004 6204 6304 6005 6205 Deep Groove Ball Bearing bearing air

Product Description

Product Description

 

Company Profile

 

ZheJiang CZPT Bearing Co., Ltd. is affiliated to ZheJiang Kaidi Bearing Group – a specialized manufacturer of kinds of bearings for about 20 years.

Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.

Our Products

ZheJiang CZPT Bearing Co., Ltd. is a specialized manufacturer of ball bearings for about 20 years. Our main products include:
1, Miniature Bearings: like 608, 609, 625, 626, 693, 695, etc;
2, Deep Groove Ball Bearings: like 6000, 6200, 6300, 6800, 6900, 16000 Series;
3,Non-Standard Bearings: U grooved bearings, V grooved bearings, double grooved bearings, bearing rollers with or without plastic injection. 4,Pillow Block Bearing: UCP/ UCF/ UCFL;
5,Tapered Roller Bearings
6,Linear Motion Bearings

Processing Process

we have manufacture bearing more than 20 years, and can produce different style of bearings. Our factory starts production from raw materials. We have a 20-person R&D team and launch a new product every 5 days. We have more than 600 people to produce bearing team, we produce products, the price is the most competitive in China. 

 

Packaging & Shipping

 

Our Activities

 

FAQ

1.Q:Do you know the Detail Size for the Bearing ?
A:Of Couse.We have a database for all kinds of Bearing.

2.Q: This Size of Bearing is common parts?
A:These are standard size bearing.

3.Q:Are you a factory or a Trade Company for Bearing ?
A:We are the factory.

4.Q:How many the MOQ of the Bearing?
A:1pcs accept for the standard size. 
If you purchase the Non-Standard for BearingThe MOQ is 50pcs.

5.Q:Could you supply free sample of bearing for our test?
A:Yes,Free sample can be offer.

6.Q:Could you accept OEM and customize?
A:Yes, OEM is accepted and we can customize for you according to sample or drawing.

7.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,especialy big bearings.

Contact Us

Jane
ZheJiang CZPT Bearing Co., Ltd.


 
 
 

/* 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$ 0.05/Set
1 Set(Min.Order)

|

Order Sample
Customization:
Available

|

Customized Request

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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 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 Best Sales China Manufacturer 608 6200 6201 6202 6303 6004 6204 6304 6005 6205 Deep Groove Ball Bearing bearing airChina Best Sales China Manufacturer 608 6200 6201 6202 6303 6004 6204 6304 6005 6205 Deep Groove Ball Bearing bearing air
editor by CX 2024-02-11

China supplier Deep Groove Ball Bearing 608 6200 6201 6202 6203 6204 6205 6206 6207 6208 6302 6304 6305 6004 6005 bearing bronze

Product Description

DETA

 

ZheJiang Leicester Bearing Technology Co., Ltd. is a specialized manufacturer that produces various types of bearings, including cylindrical roller bearings (7 series, 97 series, 3007 series, 20097 series), British standard tapered roller bearings, deep groove ball bearings, spherical plain bearings, self-aligning roller bearings, rolling mill bearings, and a variety of non-standard bearings.
At our core, we believe in “Quality, Creating Value,” and we have gained the trust and support of customers both domestically and internationally by delivering high-quality products.
In 2002, we received certification from the China Import and Export Product Quality Verification Center and obtained ISO 9001, ISO 2000, and IATF 16949 quality management system certifications. Our successful collaborations with renowned domestic and international enterprises have made us reliable and stable suppliers. Moreover, we have provided bearing components to well-known bearing manufacturers worldwide.

 

PRODUCT OVERVIEW

Eaaring No      Di
  d  		 mension
D 		 (mm)
   B		 Mass(kg) Bearing No DI
  d  		 mension 
D		  (mm)
     B		 Mass(kg)
  604 4 12   4.0     6212 60 110    22   0.780
  606 6 17   17.0     6213 65 120    23   0.990
  608   22   7.0 0.0080   8214 70 125    24   1.050
  623 3 10   4.0 0.571   6215 75 130    25   1.200
  625 5 16   5.0 0.0050   6216 80 140    26   1.400
  634 4 16   5.0 0.0050   6217 85 150    28   1.800
  635 5 19   6.0 0.0080   6218 90 160    30   2.150
  680 9 22   7.0     6219 95 170    32   2.600
  618/3 3 7   2.0 0.0003   6220 100 100    34   3.150
  618/4 4 9   2.5 0.0006   6221 105 190    36 00
   618/5 5 11   3.0 0.0120   6222 10 200     38   4.350
  6000 10 26   8.0 0.0190   6300 10  35    11   0.053
  6001 12 20   8.0 0.5710   6301 12  37    12   0.060
  6002 15 32   9.0 0.0300   6302 15  42    13   0.082
  6003 17 35   10.0 0.0390   6303 17  47    14   0.120
  6004 20 42   120 0.0690   6304 20  52    15   0.140
  6005 25 47   12.0 0.0800   6205 25  62    17   0.230
  6006 30 55   13.0 0.1200   6306 30  72    19 0.3680
  6007 35 62   14.0 0.1600   6207 35  80    21 0.460
  6008 40 68   15.0 0.1900   6309 40  90    23 0.630
  6009 45 75   16.0 0.2500   6309 45  100    25 0.830
   6571 50 80   16.0 0.2600   6310 50   110     27 1.050
  6011 55 90   18.0 0.3000   6311 55  120    29 1.350
  6012 0 96   18.0 0.4200   6312 60  130    31 1.700
  6013 65 100   18.0 0.4400   6313 65  140    33 2.100
  6014 70 110   20.0 0.6000   6314 70  150    35 2.500
  6015 75 115   20.0 0.6400   6315 75  160    37 3.000
  6016 80 120   22.0 0.8500   6316 80  170    39 3.600
  6017 85 130   22.0 0.8900   6217 85  180    41 4.260
  6018 90 140   24.0 1.1500   6318 90  190    43 4.900
  6019 95 145   24.0 1.2000   6319 95  200    45 5.650
  6571 100 150   24.0 1.2500   6320 100  215    47 7.000
  6571 105 160   26.0 16,000    6401 12  42    13 0.048
   6571 110 170   28.0 1.9500   6402 15   52     15 0.137
  6200 10 30   9.0 0.0320   6403 17  62    17 0.271
  850 12 32   10.0 0.571   6404 20  72    19 0.408
  6202 15 35   11.0 0.0450   6405 25  80    21 0.528
  6203 17 40   12.0 0.0650   6406 30  90    23 0.720
  6204 20 47   14.0 0.1100   6407 35  100    25 0.936
  6205 25 52   15.0 0.1300   6408 40  110    27 1.200
  6206 30 62   16.0 0.2000   6409 45  120    28 1.550
  6207 35 72   17.0 0.2900   6410 50  130    31 1.910
  6208 40 80   18.0 0.3700   6411 55  140    33 2.320
  6209 45 85   19.0 0.4100   6412 60  150    35 2.790
  6210 0 90   20.0 0.4600   6413 65  160    37 3.360
   6211 55 100   21.0 0.6100   6414 70   180     42 5.000
      “Aval  lable  typas:apan,Z.ZZ,RS;2RS,N,ZN

Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.

 

Detailed Photos

 

OUR PRODUCTS

 

SCOPE OF APPLICATION

 

PRODUCTION PROCESS

PRODUCT PACKAGING

1.industrial packing+industrial cartons+pallets

2.single brand box+brand cartons+pallets

3.follow customer’s requests

A.Plastic Tubes or Single Boxes ( Usually 10pcs in 1 plastic tube for steel bearings);

B.Cartons ( No more than 30kg for 1 carton );

C. Pallet ( Usually more than 400kg totally will use pallet )

D. Delivery time :7-35 days ( by sea or by air )  

Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

Company Profile

“Reliable quality, competitive prices, and excellent service” have always been our guiding principles. We have implemented a stringent quality control system, starting from raw material procurement to product manufacturing. Our company boasts a strong technical team, well-equipped testing facilities, and a robust ability to develop new products. With a commitment to delivering high-quality products and maintaining a good reputation, we aim to earn the trust of more customers.
ZheJiang Leicester Bearing Technology Co., Ltd. warmly welcomes both new and existing customers for discussions, guidance, and collaboration. We are eager to establish direct sales partnerships with businesses in various industries, both within the country and internationally.
As we embrace our dreams and uphold our values, honesty remains the foundation of our company. ZheJiang Leicester Bearing Technology Co., Ltd. looks forward to creating a bright future together with you!

OUR STRENGTHS

Q1: Can I get some samples?

A: Yes, sample order is available for quality check and market test. But you have to pay the sample cost and express cost.

Q2: Do you receive customized order?

A: Yes, ODM & OEM are welcomed.

Q3: What’s the lead time?

A: According to the order quantity, small order usually need 3-5 days, big order need negotiation.

Q4: What’s your payment terms?

A: We receive Escrow, T/T, West Union, Cash and etc.

 

 

Model No.: Main Product Deep Groove Ball Bearing
Deliver Time: 0-15days
Transport: by Land or Sea or Air
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|

Order Sample
Customization:
Available

|

Customized Request

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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

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

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China supplier Deep Groove Ball Bearing 608 6200 6201 6202 6203 6204 6205 6206 6207 6208 6302 6304 6305 6004 6005 bearing bronzeChina supplier Deep Groove Ball Bearing 608 6200 6201 6202 6203 6204 6205 6206 6207 6208 6302 6304 6305 6004 6005 bearing bronze
editor by CX 2023-11-06

China Standard Auto Part Motorcycle Spare Part Wheel Bearing 6000 6002 6004 6200 6204 6300 6302 6400 6402 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard bearing air

Product Description

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

 

Product Description

 

General information of CZPT deep groove ball bearing
ZYS 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. 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.


Working principle of CZPT deep groove ball bearing
It mainly bears radial load, and also can bear axial load and radial load at the same time. When it only bears radial load, the contact angle is zero. When the deep groove ball bearing has a large radial clearance, it has the performance of angular contact bearing and can withstand large axial load. The friction coefficient of the deep groove ball bearing is very small, and the limit speed is also very high.
Characteristics of CZPT deep groove ball bearing
ZYS Deep groove ball bearings are suitable for high speed operation, and they are very durable without frequent maintenance. This kind of bearing has the characteristics of small friction coefficient, high limit speed, various sizes and forms; they are used in precision instruments, low noise motor, automobile, motorcycle and general machinery and other industries. It is 1 of the most widely used bearing in mechanical industry. It mainly bears radial load, and also can bear a certain amount of axial load.

Application of CZPT deep groove ball bearing

Product Parameters

Technical parameter of CZPT deep groove ball bearing

Bearing Model Dimension Basic Load rating (kN) Weight (kg)
Standard type shield seal With snap ring groove With snap ring d D B rsmin D2 (max) max Cr Cor  
604 ZZ 2RZ 2RS N NR 4 12 4 0.2 – – 0.806 0.28 0.0571
605 ZZ 2RZ 2RS N NR 5 14 5 0.2 – – 1.33 0.505 0.0035
606 ZZ 2RZ 2RS N NR 6 17 6 0.3 – – 1.95 0.75 0.0060
607 ZZ 2RZ 2RS N NR 7 19 6 0.3 – – 2.34 0.95 0.0080
608 ZZ 2RZ 2RS N NR 8 22 7 0.3 – – 3.45 1.37 0.012
609 ZZ 2RZ 2RS N NR 9 24 7 0.3 – – 3.9 1.66 0.014
6000 ZZ 2RZ 2RS N NR 10 26 8 0.3 29.2 0.7 4.55 1.97 0.018
6001 ZZ 2RZ 2RS N NR 12 28 8 0.3 30.8 0.85 5.00 2.30 0.571
6002 ZZ 2RZ 2RS N NR 15 32 9 0.3 36.7 1.12 5.50 2.80 0.030
6003 ZZ 2RZ 2RS N NR 17 35 10 0.3 39.7 1.12 6.00 3.25 0.040
6004 ZZ 2RZ 2RS N NR 20   12 0.6 46.3 1.12 9.38 5.03 0.068
6005 ZZ 2RZ 2RS N NR 25 47 12 0.6 52.7 1.12 10.1 5.83 0.079
6006 ZZ 2RZ 2RS N NR 30 55 13 1 60.7 1.12 13.2 8.30 0.113
6007 ZZ 2RZ 2RS N NR 35 62 14 1 67.7 1.7 16.2 10.4 0.149
6008 ZZ 2RZ 2RS N NR 40 68 15 1 74.6 1.7 17.0 11.7 0.185
6009 ZZ 2RZ 2RS N NR 45 75 16 1 81.6 1.7 21.0 14.8 0.231
6571 ZZ 2RZ 2RS N NR 50 80 16 1 86.6 1.7 22.0 16.3 0.250
6011 ZZ 2RZ 2RS N NR 55 90 18 1.1 96.5 2.46 30.3 22.0 0.362
6012 ZZ 2RZ 2RS N NR 60 95 18 1.1 101.6 2.46 31.7 24.2 0.385
6013 ZZ 2RZ 2RS N NR 65 100 18 1.1 106.5 2.46 32.0 24.8 0.430
6014 ZZ 2RZ 2RS N NR 70 110 20 1.1 116.6 2.46 38.6 30.4 0.569
6015 ZZ 2RZ 2RS N NR 75 115 20 1.1 121.6 2.46 40.2 33.2 0.603
6016 ZZ 2RZ 2RS N NR 80 125 22 1.1 134.7 2.82 47.5 39.8 0.821
6017 ZZ 2RZ 2RS N NR 85 130 22 1.1 139.7 2.82 50.8 42.8 0.848
6018 ZZ 2RZ 2RS N NR 90 140 24 1.5 149.7 2.82 58.0 49.9 1.12
6019 ZZ 2RZ 2RS N NR 95 145 24 1.5 154.7 2.82 57.7 50.0 1.18
6571 ZZ 2RZ 2RS N NR 100 150 24 1.5 159.7 2.82 60.5 54.0 1.25
6571 ZZ 2RZ 2RS N NR 105 160 26 2 169.7 2.82 72.8 65.5 1.60
6571 ZZ 2RZ 2RS N NR 110 170 28 2 182.9 3.1 81.9 72.9 1.93
6571 ZZ 2RZ 2RS N NR 120 180 28 2 192.9 3.1 87.7 79.3 2.03
6026 ZZ 2RZ 2RS N NR 130 200 33 2 212.9 3.1 105 96.8 3.15
6571 ZZ 2RZ 2RS N NR 140 210 33 2 222.8 3.1 111 108 3.35
6030 ZZ 2RZ 2RS N NR 150 225 35 2.1 237 3.5 125 125 4.80
6032 ZZ 2RZ 2RS – — 160 240 38 2.1 — – 137 135 5.15
6034 ZZ 2RZ 2RS – — 170 260 42 2.1 — – 161 161 6.89
6036 ZZ 2RZ 2RS – — 180 280 46 2.1 — – 180 185 8.88
6038 ZZ 2RZ 2RS – — 190 290 46 2.1 — – 188 201 9.39
6040 ZZ 2RZ 2RS – — 200 310 51 2.1 — – 207 226 12
6044 ZZ 2RZ 2RS – — 220 340 56 3 — – 235 271 18.6
6048 ZZ 2RZ 2RS – — 240 360 56 3 — – 244 296 19.9
6052 ZZ 2RZ 2RS – — 260 400 65 4 — – 291 375 29.4

Bearing Model Dimension Basic Load
rating (kN)		 Weight
(kg)
Standard
type		 shield seal With snap
ring groove		 With snap
ring		 d D B rsmin D2
(max)		 max Cr Cor  
624 ZZ 2RZ 2RS N NR 4 13 5 0.2 – – 1.15 0.4 0.0031
625 ZZ 2RZ 2RS N NR 5 16 5 0.3 – – 1.88 0.68 0.0048
626 ZZ 2RZ 2RS N NR 6 19 6 0.3 – – 2.80 1.05 0.0081
627 ZZ 2RZ 2RS N NR 7 22 7 0.3 – – 3.28 1.35 0.013
628 ZZ 2RZ 2RS N NR 8 24 8 0.3 – – 3.35 1.40 0.017
629 ZZ 2RZ 2RS N NR 9 26 8 0.3 – – 4.45 1.95 0.571
6200 ZZ 2RZ 2RS N NR 10 30 9 0.6 – – 5.1 2.39 0.032
6201 ZZ 2RZ 2RS N NR 12 32 10 0.6 36.7 1.12 6.00 2.70 0.036
6202 ZZ 2RZ 2RS N NR 15 35 11 0.6 39.7 1.12 7.80 3.75 0.045
6203 ZZ 2RZ 2RS N NR 17 40 12 0.6 44.6 1.12 9.56 4.75 0.065
6204 ZZ 2RZ 2RS N NR 20 47 14 1 52.7 1.12 12.7 6.55 0.103
6205 ZZ 2RZ 2RS N NR 25 52 15 1 57.9 1.12 14.0 7.80 0.127
6206 ZZ 2RZ 2RS N NR 30 62 16 1 67.7 1.7 19.5 11.2 0.203
6207 ZZ 2RZ 2RS N NR 35 72 17 1.1 78.6 1.7 25.5 15.3 0.287
6208 ZZ 2RZ 2RS N NR 40 80 18 1.1 86.6 1.7 30.7 19.0 0.367
6209 ZZ 2RZ 2RS N NR 45 85 19 1.1 91.6 1.7 33.2 21.6 0.416
6210 ZZ 2RZ 2RS N NR 50 90 20 1.1 96.5 2.46 35.1 23.2 0.462
6211 ZZ 2RZ 2RS N NR 55 100 21 1.5 106.5 2.46 43.4 29.2 0.607
6212 ZZ 2RZ 2RS N NR 60 110 22 1.5 116.6 2.46 47.5 32.5 0.783
6213 ZZ 2RZ 2RS N NR 65 120 23 1.5 129.7 2.82 55.9 40.5 0.990
6214 ZZ 2RZ 2RS N NR 70 125 24 1.5 134.7 2.82 60.5 45.0 1.10
6215 ZZ 2RZ 2RS N NR 75 130 25 1.5 139.7 2.82 66.3 49.0 1.20
6216 ZZ 2RZ 2RS N NR 80 140 26 2 149.7 2.82 70.2 55.0 1.40
6217 ZZ 2RZ 2RS N NR 85 150 28 2 159.7 2.82 83.2 64.0 1.80
6218 ZZ 2RZ 2RS N NR 90 160 30 2 169.7 2.82 95.6 73.5 2.15
6219 ZZ 2RZ 2RS N NR 95 170 32 2.1 182.9 3.1 108 81.5 2.60
6220 ZZ 2RZ 2RS N NR 100 180 34 2.1 192.9 3.1 122 92.7 3.20
6221 ZZ 2RZ 2RS N NR 105 190 36 2.1 202.9 3.1 133 104 3.71
6222 ZZ 2RZ 2RS N NR 110 200 38 2.1 212.9 3.1 144 117 4.44
6224 ZZ 2RZ 2RS N NR 120 215 40 2.1 227.8 3.1 155 130 5.32
6226 ZZ 2RZ 2RS N NR 130 230 40 3 242 3.5 165 147 6.13
6228 ZZ 2RZ 2RS N NR 140 250 42 3 262 3.5 165 125 7.45
6230 ZZ 2RZ 2RS — – 150 270 45 3 — – 174 137 9.40
6232 ZZ 2RZ 2RS — — 160 290 68 3 — – 185 186 12.8
6234 ZZ 2RZ 2RS — – 170 310 52 4 — – 212 224 15.8
6236 ZZ 2RZ 2RS — – 180 320 52 4 — – 227 241 15.9
6238 ZZ 2RZ 2RS — – 190 340 55 4 — – 255 282 22.3
6240 ZZ 2RZ 2RS — – 200 360 58 4 — – 269 310 26.7
6244 ZZ 2RZ 2RS — – 220 400 65 4 — – 310 375 37.4
6248 ZZ 2RZ 2RS — – 240 440 72 4 — – 340 430 50.5
6252 ZZ 2RZ 2RS — – 260 480 80 5 — – 400 540 67
6256 ZZ 2RZ 2RS — – 280 500 80 5 — – 400 550 70.4
6260 ZZ 2RZ 2RS — — 300 540 85 5 — – 465 670 87.8

Bearing Model Dimension Basic Load
rating (kN)		 Weight
(kg)
Standard
type		 shield seal With snap
ring groove		 With snap
ring		 d D B rsmin D2
(max)		 F max Cr Cor  
635 ZZ 2RZ 2RS N NR 5 19 6 0.3 – – 2.34 0.95 0.0080
636 ZZ 2RZ 2RS N NR 6 22 7 0.3 – –     0.0134
637 ZZ 2RZ 2RS N NR 7 – – – – –     –
638 ZZ 2RZ 2RS N NR 8 28 9 0.3 – –     0.5710
639 ZZ 2RZ 2RS N NR 9 – – – – –     –
6301 ZZ 2RZ 2RS N NR 12 37 12 1 41.3 1.12 9.70 4.20 0.060
6302 ZZ 2RZ 2RS N NR 15 42 13 1 46.3 1.12 11.4 5.40 0.082
6303 ZZ 2RZ 2RS N NR 17 47 14 1 52.7 1.12 13.5 6.55 0.115
6304 ZZ 2RZ 2RS N NR 20 52 15 1.1 57.9 1.12 15.9 7.80 0.141
6305 ZZ 2RZ 2RS N NR 25 62 17 1.1 67.7 1.7 22.5 11.6 0.219
6306 ZZ 2RZ 2RS N NR 30 72 19 1.1 78.6 1.7 28.1 16.0 0.350
6307 ZZ 2RZ 2RS N NR 35 80 21 1.5 86.6 1.7 33.2 19.0 0.454
6308 ZZ 2RZ 2RS N NR 40 90 23 1.5 96.5 2.46 31.4 22.4 0.639
6309 ZZ 2RZ 2RS N NR 45 100 25 1.5 106.5 2.46 52.7 31.5 0.836
6310 ZZ 2RZ 2RS N NR 50 110 27 2 116.6 2.46 61.8 38.0 1.05
6311 ZZ 2RZ 2RS N NR 55 120 29 2 129.7 2.82 71.5 45.0 1.35
6312 ZZ 2RZ 2RS N NR 60 130 31 2.1 139.7 2.82 81.9 52.0 1.70
6313 ZZ 2RZ 2RS N NR 65 140 33 2.1 149.7 2.82 92.3 60.0 2.10
6314 ZZ 2RZ 2RS N NR 70 150 35 2.1 159.7 2.82 104 68.0 2.50
6315 ZZ 2RZ 2RS N NR 75 160 37 2.1 169.7 2.82 114 76.5 3.00
6316 ZZ 2RZ 2RS N NR 80 170 39 2.1 182.9 3.1 124 86.5 3.60
6317 ZZ 2RZ 2RS N NR 85 180 41 3 192.9 3.1 133 96.5 4.25
6318 ZZ 2RZ 2RS N NR 90 190 43 3 202.9 3.1 143 108 4.90
6319 ZZ 2RZ 2RS N NR 95 200 45 3 212.9 3.1 153 119 5.75
6320 ZZ 2RZ 2RS N NR 100 215 47 3 227.8 3.1 174 140 7.00
6321 ZZ 2RZ 2RS N NR 105 225 49 3 237 3.5 182 153 8.25
6322 ZZ 2RZ 2RS N NR 110 240 50 3 252 3.5 205 178 9.54
6324 ZZ 2RZ 2RS – — 120 260 55 3 — – 228 207 12.2
6326 ZZ 2RZ 2RS – — 130 280 58 4 — – 229 216 18.0
6328 ZZ 2RZ 2RS – — 140 300 62 4 — – 251 245 22.0
6330 ZZ 2RZ 2RS – — 150 320 65 4 — – 274 284 22.7
6332 ZZ 2RZ 2RS – — 160 340 68 4 — – 278 287 26.2
6334 ZZ 2RZ 2RS – — 170 360 72 4 — – 325 355 36.6
6336 ZZ 2RZ 2RS – — 180 380 75 4 — – 355 405 43.1
6338 ZZ 2RZ 2RS – — 190 400 78 5 — – 355 415 49.7
6340 ZZ 2RZ 2RS – — 200 420 80 5 — – 380 445 55.3
6344 ZZ 2RZ 2RS – — 220 460 88 5 — – 410 520 73.9
6348 ZZ 2RZ 2RS – — 240 500 95 5 — – 470 625 94.4
6352 ZZ 2RZ 2RS – — 260 540 102 6 — – 505 710 118
6356 ZZ 2RZ 2RS – — 280 580 108 6 — – 570 840 144

Company Profile

HangZhou Bearing Research Institute Co., Ltd.,since1958, is the only
state level comprehensive research institute in China’s bearing
industry. We have total assets of 2.06 billion RMB, own 1 research
and development center, 3 industrial bases and cover an area of
more than 47 hectares. We have advanced bearing manufacturing
equipments and world first class testing equipments and have solid
strength in manufacturing, measuring and testing of bearing and
related components with high precision and high reliability. We have
more than 380 technical staff of bearing related disciplines, thus we
maintain a leading position in the aspects of bearing design, basic
theoretical research, lubrication technology, metallic and non-metallic materials, testing and industry standards.

Why choose CZPT bearing:

ZYS has an independent R&D center and a core technology system with independent intellectual property rights. CZPT technical team and R&D equipment scale are at the forefront of the bearing industry. CZPT has many scientific research, testing and service institutions such as the National Bearing Quality Supervision and Inspection Center and the National Bearing Accreditation Laboratory. CZPT has achieved 908 major scientific research projects and has 792 authorized patents.

Simulation analysis and design technology: ZYS has a post-doctoral research station, an experienced team of domestic and foreign experts, complete bearing professional analysis and finite element analysis software, which can systematically analyze and design the mechanics, kinematics and dynamics properties of bearings and bearing components.

Material technology: ZYS specializes in the research and development of bearing special steel, forming and heat treatment technology, bearing lubrication and sealing materials to ensure that the bearings can meet the requirements of various complex working conditions such as long life, impact resistance, heavy load, high and low temperature.

Simulation bench test technology: ZYS possesses test technical specifications, test equipment, and test equipment development capabilities and test data processing and analysis capabilities for various types of bearings under various working conditions, providing strong support for customer product development.

Professional application technical services: ZYS has more than 380 engineering and technical personnel in bearing-related disciplines, and maintains a leading position in bearing design, basic theoretical research, lubrication technology, metal and non-metal materials, testing, and industrial standards. CZPT professional service team provides customers with systematic bearing application technology solutions including bearing selection, design, materials, testing, and process equipment.

Our Advantages

 

ZYS MANUFACTURING CAPACITY

Certifications

ZYS Quality assurance

ZYS bearing products

 

Packaging & Shipping

ZYS Packing :

FAQ

 

Q: Are you trading company or manufacturer?
A: CZPT is bearing manufacturer, the only first-class comprehensive research institute in China bearing industry.

Q: How do you control quality of bearing?
A: CZPT has established quality control systems for each kind of bearing and spindle. All products and services passed ISO9001-2008 Quality Certificate.

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail for more information.

Q: How about the package?
A: Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.

Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.

Q: How about the shipping?
A: We can arrange the shipment or you may have the forwarder.

Q: Is sample avaiable?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.
 

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.

Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Separated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
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.

Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

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 Auto Part Motorcycle Spare Part Wheel Bearing 6000 6002 6004 6200 6204 6300 6302 6400 6402 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard bearing airChina Standard Auto Part Motorcycle Spare Part Wheel Bearing 6000 6002 6004 6200 6204 6300 6302 6400 6402 Zz 2RS Deep Groove Ball Bearing for Electrical Motor, Fan, Skateboard bearing air
editor by CX 2023-08-11

China Good quality Transmission Bearing 6004 2RS Zz Series Deep Groove Ball Bearing wholesaler

Product Description

Product Description

BEARING INNER RING
A steel ball with a common steel ball or roller rolling on the outer surface of the inner ring.
RUBBER SEALAFTER CODE: RS 2RS Z ZZ
The sealing material is made of skeleton rubber and has good dust-proof effect, which can prevent any foreign matter from invading and dust and water in a harsh environment. 

Main Features1.Bearing moves very Fast & Quiet, with very smooth hand feeling
2.High precision, long life, low noise
3.High-end technology
4.Good after-sales service

Company Profile

HangZhou CZPT Machinery Technology Co., Ltd is industry and trade company which modern enterprise integrating scientific research, development, manufacture and trading. Based on integrity, responsibility and cooperation, our company have professional R&D and sales team, providing one-stop service for customers. Our company mainly products is Bearing, Jack Hammer,  Screw Air Compressor,  Piston Air Compressor and Other Machinery Hardware Product etc.

After many years of production and research and development, we have obtained more than 20 national patents. The products are sold at home and abroad and are well received by customers. Our products sold at home and abroad, after get the self-managemert import and export rights, our products are exported to Vietnam, Indonesia, Philippines, Cambodia, Pakistan, Afghanistan and other countries and regions.

Packaging & Shipping

Customer feedback:

FAQ

Q1: Are you factory or trade company?
A1: We are factory. And we have our own trading company.

Q2: What the exactly address of your factory?
A2: Our company is located in Xihu (West Lake) Dis. East Road, Xihu (West Lake) Dis. District, HangZhou, ZHangZhoug, China.

Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.

Q4: What about the voltage of products? Can they be customized?
A4: Yes, of course. The voltage can be customized according to your equipment.

Q5: Which payment term can you accept?
A5: 30% T/T in advance, 70% T/T against the B/L copy.

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

Q7: Which trade term can you accept?
A7: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

 

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Separated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 0.27/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bearing

Types of Ball Bearings

In their most basic form, Ball Bearings have one common feature – they are made of steel. The majority of these bearings are made of 52100 steel, which has one percent chromium and one percent carbon. The steel can be hardened by heat trea
tment. 440C stainless steel is used for rusting problems. A cage around the ball balls is traditionally made from thin steel. However, some bearings use molded plastic cages to save money and friction.

Single-row designs

Steel linear translation stages often use single-row designs for ball bearings. These types of bearings provide smooth linear travel and can withstand high loads. The material steel has a high modulus of elasticity and a high stiffness, as well as a lower thermal expansion than aluminum. For these reasons, steel is the material of choice for a ball bearing in a typical user environment. Single-row designs for ball bearings are also suitable for applications in humid or corrosive environments.
Single-row designs for ball bearings are available in a variety of sizes and are axially adjustable. They have a high radial capacity, but require relatively little space. Single-row deep groove ball bearings with snap rings are STN 02 4605 or R47, respectively. Bearings with snap rings are identified by a suffix such as NR. They may not have seals or shields installed.
These single-row angular contact ball bearings are capable of supporting axial and radial loads. In a two-raceway arrangement, the radial load on bearing A causes a radial load to act on bearing B. Both axial and radial forces are transmitted between single-row angular contact ball bearings, and the resulting internal force must be taken into account to calculate equivalent dynamic bearing loads P.
Single-row deep groove ball bearings are the most common type of ball bearings. These bearings are designed with only one row of rolling elements. The single-row design is simple and durable, which makes it ideal for high-speed applications. Single-row designs for ball bearings are also available in various bore sizes. They can also come in a variety of shapes and are non-separable. If you need a high-speed bearing, you may want to opt for a double-row design.
In addition to single-row designs for ball bearings, you can choose ceramic or steel ball bearings. Ceramic balls are considerably harder than steel balls, but they are not as hard as steel. Hence, ceramic bearings are stiffer than steel ball bearings, resulting in increased stress on the outer race groove and lower load capacity. This is a great benefit for those who need the bearings to be lightweight and strong.
The difference between single-row and double-row designs is in the way that the inner and outer ring are installed. A single-row design places the inner ring in an eccentric position relative to the outer ring. The two rings are in contact at one point, which causes a large gap in the bearing. The balls are then inserted through the gap. As a result, the balls are evenly distributed throughout the bearing, which forces the inner and outer rings to become concentric.
Deep-groove ball bearings are one of the most popular types of ball bearings. They are available in different designs, including snap-ring, seal and shield arrangements. The race diameter of a deep-groove ball bearing is close to the ball’s diameter. These types of bearings are suited for heavy loads, and their axial and radial support are excellent. Their main drawback is that the contact angle cannot be adjusted to accommodate a wide range of relative loads.
bearing

Ceramic hybrid ball bearings

Hybrid ball bearings with ceramic balls have numerous advantages. They feature improved kinematic behavior and require less lubrication. Consequently, they can reduce operating costs. Additionally, their low thermal expansion coefficient allows for smaller changes in contact angle and preload variations, and they can retain tolerances. Furthermore, ceramic hybrid ball bearings have significantly increased life spans compared to conventional steel-steel ball bearings, with up to 10 times the lifespan.
Although ceramic bearings can be used in automotive applications, many people believe that they’re a poor choice for bicycle hubs. They don’t reduce weight and only work well in high-rpm environments. As a result, many cyclists don’t even bother with ceramic-based bearings. However, both Paul Lew and Alan are of the opinion that ceramic bearings are best suited for industrial or medical equipment applications. Furthermore, Paul and Alan believe that they are ideal for high-altitude drone motors.
Another advantage of ceramic hybrid ball bearings is that they use less friction than conventional steel-based balls. They are also more durable, requiring less lubrication than steel-based bearings. Furthermore, the lower friction and rolling resistance associated with ceramic-based ball bearings means that they can last ten times longer than steel-based bearings. A ceramic-based hybrid ball bearing can be used for applications where speed and lubrication are critical.
Ceramic hybrid ball bearings feature both steel and silicon nitride balls. Silicon nitride balls have 50% more modulus of elasticity than steel balls and can improve accuracy and precision. Ceramic balls also have a smoother surface finish than steel balls, which reduces vibration and spindle deflection. These benefits result in increased speed and improved production quality. In addition to this, ceramic balls can also reduce the operating temperature, enhancing the work environment.
Hybrid bearings are a popular alternative to steel bearings. They have some benefits over traditional steel bearings, and are becoming a popular choice for engineered applications. Hybrid bearings are ideal for high speed machines. The material used to manufacture ceramic balls is a high-quality alloy, and is comparatively inexpensive. But you must understand that lubrication is still necessary for hybrid bearings. If you are not careful, you may end up wasting money.
These ball bearings can be used in many industries and applications, and they are widely compatible with most metals. The main advantage of hybrid ball bearings is that they are very durable. While steel balls tend to corrode and wear out, ceramic ball bearings can withstand these conditions while minimizing maintenance and replacement costs. The benefits of hybrid ball bearings are clear. So, consider switching to these newer types of ball bearings.
bearing

Self-aligning ball bearings

Self-aligning ball bearings are a good choice for many applications. They are a great alternative to traditional ball bearings, and they are ideal for rotating applications in which the shaft must move in several directions. They are also ideal for use in rotating parts where a tight tolerance is necessary. You can choose between two types: plain and flex shaft. Read on to find out which one will suit your needs.
Self-aligning ball bearings are designed with a higher axial load carrying capacity than single-row radial deep groove ball bearings. The amount of axial load carrying capacity is dependent upon the pressure angle. These bearings have a hollow raceway in the outer ring that allows the inner ring to pivot without friction. They are often used for high-speed applications. Because of their design, they are highly accurate.
Self-aligning ball bearings are radial bearings that feature two rows of balls in a spherical outer ring. They also feature two deep uninterrupted raceway grooves in the inner ring. Their unique features make them an excellent choice for applications where shaft deflection is a significant factor. Despite their small size, they have a high level of precision and can withstand heavy loads.
Self-aligning ball bearings can compensate for misalignment in shaft applications. The inner ring and ball assembly are positioned inside an outer ring containing a curved raceway. This spherical design allows the balls and cage to deflect and re-align around the bearing center. These bearings are also ideal for applications where shaft deflection is significant, such as in simple woodworking machinery.
Another type of self-aligning ball bearing uses a common concave outer race. Both balls and outer races automatically compensate for angular misalignment caused by machining, assembly, and deflections. Compared to spherical rollers, they have lower frictional losses than their spherical counterparts. Self-alignment ball bearings also have lower vibration levels compared to other types of bearings.
Self-aligning ball bearings operate in misaligned applications because their spherical outer raceway can accommodate misalignment. This design allows them to work in applications where shaft deflection or housing deformation is common. They are therefore more suitable for low to medium-sized loads. The only real drawback to self-aligning ball bearings is their price. If you need to purchase a self-aligning ball bearing for your next project, you can expect to pay around $1500.

China Good quality Transmission Bearing 6004 2RS Zz Series Deep Groove Ball Bearing wholesalerChina Good quality Transmission Bearing 6004 2RS Zz Series Deep Groove Ball Bearing wholesaler
editor by CX 2023-06-07