Tag Archives: china bearing bearing

China manufacturer Ll619 Radial Insert Ball Bearing CZPT UC210 Bearing supplier

Product Description


WHY CHOOSE E-ASIA BEARING

1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.

We are  one of the most influential bearing suppliers and professional sales.  Our products categories mainly include: Auto bearing , Deep Groove Ball Bearings, Cylindrical Roller Bearings, Tapered Roller Bearings, Thrust Ball Bearings, Self-aligning Ball Bearings, Angular Contact Ball Bearings, Spherical Roller Bearings, Needle Bearings, linear Bearings, Pillow Block Bearings, the Ceramic Bearings, Joint Bearings, Slewing Bearings, Cam Followers Bearings and Electronic Bearings etc.

About the market of our products, except for our domestic market, our products meet to countries all over the world, such as Asia, Africa, South America, Europe, Middle east and etc. Because of the high quality level and good services, are accepted by all clients

Our company offers more than 25,000 different kinds of bearing. In addition, we can supply from stock and have enough stock  bearings ready for clients.

We are engaged in exporting brand bearings for many years, such as CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearing, and CZPT bearings. Also we are an agency of UBC bearings, GMN bearings and HangZhou CZPT bearings, HangZhou CZPT bearings, HangZhou HRB bearings.

 

 

High quality and long life bearings are the aim of  IKC Bearings, creatibg the naximum value for customers,our company is pushing forward moden managerment in full aspects and builds up own bearing brand “PLETON”,and will make in known at home and abroad.We will try our best to provide customers with excellent products and services,and are wishing to sincerely cooperate with customers from home and  abroad to achieve win-win.

 

1)Series: 6000 series, 6200 series, 6300 series and 6400 series,

2)Corresponding types: 605-6032, 625-6248, 6300-6344, 6403-6418

3)Material Used: GCr15-China, (AISI)52100-American, (Din)100Cr6-Germany,

4)Shield/closure: open bearing, Z, ZZ, RS,2RS,

5)Snap ring: N, NR

6)Vibration and noise level: Z1, Z2, Z3

7)Precision level: P0, P6, P5(ABEC-1, ABEC-3,ABEC-5

 

6000-2RS1/C3—-6040/C3     6000-2Z/C3—-6040/C3

 

6200-2RS1/C3—-6244/C3     6200-2Z/C3—-6244/C3

 

6300-2RS1/C3—-6344/C3     6300-2Z/C3—-6344/C3

 

6403-2RS1/C3—-6430/C3     6304-2Z/C3—-6430/C3 

Other bearings:

(1)Deep Groove Ball Bearing 6000 ,6200,6300,6900 series ( steel cage, brass cage ,     nylon cage)

 

 

(2)Spherical Roller Bearing 22200 22300 23000 24000 series ( steel cage CC, brass     cage, CA and MB)

 

(3)Pillow Block Bearing,UC UCP UCT UCF UCFL SBPFL series

 

(4)Taper Roller Bearing (single row, double row and four row )

 

(5)Cylindrical Roller Bearing ( steel cage, brass cage ,nylon cage)

 

(6)Thrust Ball Bearing ( steel cage, brass cage)

 

(7)Thrust Roller Bearing( steel cage, brass cage)

CHOOSE E-ASIA       REFUSED ONE TIME BUSINESS

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.

FAQ

1.What is the minimum order quantity for this product?

Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.

2.What is your latest delivery time?
Most orders will be shipped within 3-10 days of payment being received.

3.Does your company have quality assurance?
Yes, for 2 years.

4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.

5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.

6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.

7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
 

Please feel free to contact us, if you have any other question

  /* 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

Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: Medium and Large(120-190mm)
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 Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

  • Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

  • Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

  • Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

  • Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

  • Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

  • Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

  • Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

  • Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

  • Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

  • Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

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

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 manufacturer Ll619 Radial Insert Ball Bearing CZPT UC210 Bearing   supplierChina manufacturer Ll619 Radial Insert Ball Bearing CZPT UC210 Bearing   supplier
editor by CX 2024-03-26

China wholesaler High Quality Ball Bearing 1316 for Trucks and Machineries deep groove ball bearing

Product Description

High Quality Ball Bearing 1316 for Trucks and Machineries

Part Name

Ball Bearing

Brand Name

 

Part Number

1316

Application

TOYOTA FORTUNER

Mini Order

One Set/ Piece

Packing

Carton,Wooden Box, Pallet

Supply Ability

1

Mobile

Mobile(Standby):

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Condition: New
Customized: Customized
Type: AC Compressore
Min. Order Quantity: 1
OEM: Available
Stock: Available
Samples:
US$ 16/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

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 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 wholesaler High Quality Ball Bearing 1316 for Trucks and Machineries   deep groove ball bearingChina wholesaler High Quality Ball Bearing 1316 for Trucks and Machineries   deep groove ball bearing
editor by CX 2024-03-25

China manufacturer Auto Parts High-Quality OEM Customization Deep Groove Ball Bearing supplier

Product Description


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.

Product Parameters

 

Eaaring No      Di
  d  
mension
(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

 

OUR PRODUCTS

SCOPE OF APPLICATION

Packaging & Shipping

 

FAQ

Q1,What kind of factory are we?

A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.

Q2,what can you buy from us?

A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.

Q3,How can we guarantee quality?

A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service. 

 Q4,What’s our MOQ?

A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.

Q5,Why did you choose us?

A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.

 

/* 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
Lubrication: Grease or Oil
Aligning: Non-Aligning Bearing
Separated: Unseparated
Model No.: 608zz 6203 6202 2RS 6207 6005 6201 6206 6309
Load Direction: Radial Bearing

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 Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

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 manufacturer Auto Parts High-Quality OEM Customization Deep Groove Ball Bearing   supplierChina manufacturer Auto Parts High-Quality OEM Customization Deep Groove Ball Bearing   supplier
editor by CX 2024-03-25

China Hot selling F695-2RS F695zz Z2 5X13X15X4 Flange Ball Bearing with Great quality

Product Description

Product Description

Item No.: F695ZZ F695RS 5X16X18X5 flange bearing
Bore size: 5mm
Outer size: 13mm
Height: 4mm
Cr: 1080
Cor: 430
Material: GCR15
Grease: SRL

HangZhou Xihu (West Lake) Dis.sheng Bearing Co.ltd was established in 2013. It is located in Xihu (West Lake) Dis. District of HangZhou City. It specialized in researching, developing and producing various micro bearings. HangZhou Xihu (West Lake) Dis.sheng Bearing Co.,ltd has modern production equipment and advanced bearing manufacture technology, in quality with scientific attitude to achieve excellence. We mainly produce metric, British deep groove ball bearings, stainless steel bearings,flange series bearings, deep groove ball bearings,plane thrust ball bearings,precision thin-walled,low-noise bearings,non-standard bearings and pulley series with 1-15mm inner diameter and 25mm outer diameter. The products has passed the EU environmental protection certification, and have ROHS test reports. We are exported to HK, Europe, America,and Korea, Japan…. Our products are wildly used in area of household,instrument,micro-motors,medical machines,textile machine,power tools, toys,fishing gear,and so on. Our company focus on high quality and best service to our clients, high quality products will give our clients more help on business. Welcome friends from all over the world visit and contact with us for cooperation and developing together.

Bearing numbers list as bellow with ZZ, RS or open design:

6704
6804  6809
6904 
6004 6005
6204 6205 6206
6304 6305
MR63 MR83 MR93 MR74 MR84 MR104 MR85 MR95 MR105 MR115 MR106 MR126 MR117 MR137 MR128 MR148
R3 R4 R6 R8 R10 R188
F623ZZ F624ZZ F625ZZ F608zz F685ZZ F688ZZ F695ZZ F695-RS MF95ZZ MF104ZZ F6001zz 
SR4ZZ non-standard, SR4RS, SR188,SMR74ZZ,SMR83ZZ,SMR84ZZ,SMR95ZZ,SMR105ZZ,SMR106ZZ,SMR115ZZ,SMR117ZZ,SMR128ZZ SMR137ZZ SMR148ZZ S604ZZ S608ZZ S623ZZ S683ZZ S684ZZ S685ZZ S686ZZ S686 open, S688ZZ,S688-2RS,S6800-2RS,S6800ZZ,S6806-2RS,S6700ZZ,S695ZZ,S6900ZZ,S6900-2RS,S6000ZZ,S6000ZZ,S6904RS,SMR63-3*6*2,SR144-3.175*6.35*2.381
and so on…

Detailed Photos

 

  1. Bushing—customized size acceptable
  2. Flange bearing—-many items acceptable
  3. Ball bearing—–high quality of P6, P5, noise level Z2 Z3 Z4,quickly delivery

We are company with ISO9001 CERTIFICATION specialized manufacture bushing, flange bearing and miniature deep groove ball bearing with chrome steel material GCR15 and stainless steel material 420 or 440.  Quality can reach P5, P6 and noise can reach Z2 Z3 Z4.  Our products are wildly used in area of household,instrument,micro-motors,medical machines,textile machine,power tools, toys,fishing gear,and so on. Looking forward to set nice cooperation with kindly of you!

Company Profile

/* 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

Precision: P5 P6
Noise Level: Zv1 Zv2 Zv3 Zv4
Cover: Open, Zz, 2RS
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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about shipping cost and estimated delivery time.
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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

  • Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

  • Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

  • Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

  • Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

  • Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

  • Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

  • Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

  • Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

  • Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

  • Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

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

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 Hot selling F695-2RS F695zz Z2 5X13X15X4 Flange Ball Bearing   with Great qualityChina Hot selling F695-2RS F695zz Z2 5X13X15X4 Flange Ball Bearing   with Great quality
editor by CX 2024-03-24

China Custom Canton Fair Help Price / Chinese Manufacturer Ball Bearings / Auto Bearings / Rolling Bearing for Auto Parts with Great quality

Product Description

PRODUCT PICTURES

RELATED PRODUCTS

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 accorind 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)
6201 12 32 10 19000 24000 6.82 3.05 0.037
6202 15 35 11 18000 22000 7.65 3.72 0.045
6203 17 40 12 16000 20000 9.58 4.78 0.065
6204 20 47 14 14000 18000 12.8 6.65 0.106
6205 25 52 15 13000 15000 14 7.85 0.128
6206 30 62 16 11000 13000 19.5 11.3 0.199
6207 35 72 17 9200 11000 25.7 15.4 0.288
6208 40 80 18 8000 10000 29.5 18 0.368
6209 45 85 19 7000 9000 31.5 20.5 0.416
6210 50 90 20 6700 8500 35 23.2 0.463
6211 55 100 21 6000 7500 43.2 29.2 0.603
6212 60 110 22 5600 7000 47.8 32.8 0.789
6213 65 120 23 5000 6300 57.2 40 0.99
6214 70 125 24 4800 6000 60.8 45 1.084
6215 75 130 25 4500 5600 66 49.5 1.171
6216 80 140 26 4300 5300 71.5 54.2 1.448
6217 85 150 28 4000 5000 83.2 63.8 1.803
6218 90 160 30 3800 4800 95.8 71.5 2.17
6219 95 170 32 3600 4500 110 82.8 2.62
6220 100 180 34 3400 4300 122 92.8 3.19
6221 105 190 36 3200 4000 133 105 3.78
6222 110 200 38 3000 3800 144 117 4.42
6224 120 215 40 2600 3400 155 131 5.3
6226 130 230 40 2400 3200 165 148 6.12
6228 140 250 42 2000 2800 179 167 7.77
6230 150 270 45 1900 2600 203 199 9.78
6232 160 290 48 1800 2400 215 218 12.22
6234 170 310 52 1700 2200 245 260 15.241
6236 180 320 52 1600 2000 262 285 15.518
6238 190 340 55 1500 1900 285 322 18.691
6240 200 360 58 1400 1800 288 332 22.577

 

/* 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)

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Order Sample

Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
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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

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 Canton Fair Help Price / Chinese Manufacturer Ball Bearings / Auto Bearings / Rolling Bearing for Auto Parts   with Great qualityChina Custom Canton Fair Help Price / Chinese Manufacturer Ball Bearings / Auto Bearings / Rolling Bearing for Auto Parts   with Great quality
editor by CX 2024-03-24

China Good quality Spare Parts 750113157 Ball Bearing 860124359 for CZPT with Hot selling

Product Description

SPARE PARTS 750113157 ball bearing 860124359 FOR XCMG

Other products of XCMG

About HongJun

Who we are?

The most professional truck and spare parts manufacturer in China;

The most comprehensive truck and spare parts solution provider in China;

The most worry-free and most satisfactory and reputable supplier for you in China.

We can never let you down if you choose us.

Our Services:

1.All of our products are with professional service.

2. We can offer free consultation of service information .

3.The dominance we kept all along is to provide the customers with genuine spare parts.

4. Professional sales and after sale service team, timely and efficiently to solve your problem.

5.We are willing to privide the High Quality,ReasonablePrice and Perfect Service.

FAQ

( 1)What about your packing?
    We will use the original packaging of the goods,but of course ,we can also customize it.

(2)What about your terms of payment?
   L/C, T/T, D/P, Western Union, Paypal  Money Gram, Others

(3)What is your terms of delivery?
  FOB,CFR,CIF                               

(4)How about your delivery time?
 It depends on the items and quantities of your order. /* 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

After-sales Service: Yes
Warranty: Yes
Type: Ball Bearing
Application: Loaer Engine
Certification: CE, ISO9001: 2000
Condition: New
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 Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

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 Good quality Spare Parts 750113157 Ball Bearing 860124359 for CZPT   with Hot sellingChina Good quality Spare Parts 750113157 Ball Bearing 860124359 for CZPT   with Hot selling
editor by CX 2024-03-23

China Hot selling Auto Parts/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing/Slewing deep groove ball bearing

Product Description

Aluminum Die Casting for Metal Radiator Cover/Aluminum cast/gearbox/precision/high-pressure casting/gravity/metal/steel/zinc alloy die-cast

*We bring complete casting solutions to enhance your products and services with the speed and efficiency demanded in today’s marketplace.
*We can produce both aluminum and zinc die castings, and we offer exceptional technical and operational support to help move your business forward.
We deal with a wide range of products which include:
*Auto Parts
*Process Industries
*Auto Meters Castings
*Consumer Electrical Industries
*Textile Industries
*Electronic Industries

Our advantages:
1. High quality materials, professional production, high-precision equipment. Customized design and processing;
2. Strong and durable, strong strength, large torque and good comprehensive mechanical properties;
3. High rotation efficiency, stable and smooth transmission, long service life, noise reduction and shock absorption;
4. Focus on gear processing for 20 years.
5. Carburizing and quenching of tooth surface, strong wear resistance, reliable operation and high bearing capacity;
6. The tooth surface can be ground, and the precision is higher after grinding.

Workshop:

Inspection machine:

/* 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

After-sales Service: Yes
Warranty: One Year
Condition: New
Certification: ISO9001
Customized: Non-Customized
Material: Alloy
Customization:
Available

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Customized Request

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

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

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 Auto Parts/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing/Slewing   deep groove ball bearingChina Hot selling Auto Parts/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing/Slewing   deep groove ball bearing
editor by CX 2024-03-23

China wholesaler Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO (ML-AU050) wholesaler

Product Description

HangZhou CZPT PULLEY MANUFACTURE CO., LTD. has been specialized in manufacturing Plastic Pulley/Rollers, Die-punching Pulley/Bearing, and Non-standard Bearings for about 25 years. It is located in HangZhou city of ZHangZhoug Province, which has convenient transportation benefited from Nignbo Seaport, HangZhou International Airport and the highway networks. Our company covers an area of 7000 m², with building area of 10500 m². Relying on advanced processing equipments and technology, and strict inspection system, our company is CZPT to provide good-quality and competitive products, and has gained a good reputation among customers.
We are committed  to developing  and designing  different  kinds of non-standard pulley  bearings, with an annual production  capacity  of 120 million sets. We export to more than 70 countries  and areas, like USA, Canada, Spain, Germany, France and Italy, etc.
Our company maintains our quality system to ISO 9001:2000, and has been audited by SGS for our production operations. We will continuously seek to provide our customers with good-quality products, excellent service and most competitive price. We look forward to building long-term business relationship with you and achieving our mutual benefits.
 

About us

name Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO(ML-AU050)
Brand  name According to customers’ requirements
Size As per the customer’s technic drawing or samples
material pom,pa6,pa66,nylon,pvc,abs…wheels,Aluminium,Zinc,Stainless steel frame
Technical process bearing production assembling,zinc plating,injection,turning
Color orange,white,black,yellow
Types customized
Payment terms A:100% TT
B: 30% T/T in advance .70% against copy of  B/L
Application caster wheel , small pulley , window , sliding door ,door closet wardrobe system…
Product Description 1.Item No.: as shown in the picture.
2.Material: steel/zinc/aluminum/plastic bracket + ball bearing / needle bearing wheel
3.For some models, the height of the roller is adjustable.
4.Color of the wheel: red, green, white, orange, etc.
5.Application: sliding door and window, binds, rolling shutters, furniture, conveyor belt, etc.
6.Normal packing: poly bag + outer carton

 

 

Contact Us

HangZhou CZPT Pulley Manufacture Co., Ltd.

WEB: http://nbminli /  
ADDRESS: No.9 CZPT Road, CZPT Industrial Zone, Xihu (West Lake) Dis. District, HangZhou, China

Comparable products

 

FAQ

Q: How to get a quotation and start business relationship with your company?
 A: Please send us email and our sales representive will contact you as soon as we receive your email.
Q: How to receive a quotaion in the shortest time?
 A: When you send us an enquiry, please try to provide more details, such as product size, photo or drawing, order quantity, etc. 
Q: How to start an OEM project with your company?
 A: Please send us your designed drawings or original samples so that we can offer a quotation first. If all details are confirmed, we will arrange sample production once received your deposit .
Q: What’s your MOQ?
A: The MOQ depends on the design and production processes of the products. Nomally our company MOQ is 10000pc , but it can be much more or less depending on different product types. Therefore, we recommend you to tell us your required quantity first.
Q:How long can I receive an order?
A: That depends on the specific items and your order quantity. The lead time varies from 30 to 90 days.

Why choose us

 

1.Professional experience: almost 20 years’ expenience in non-standard bearings, rollers, pulleys, and other plastic accessories for door and window.
2.Popular over the world: over 20 market countries.
3.Advantage: good quality with competitive price.
4.OEM offered: technical drawings, samples or photos are needed.

For more information, please visit http://nbminli /  

/* 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

Rolling Body: Ball Bearings
The Number of Rows: Single
Outer Dimension: Micro(≤26mm)
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Customization:
Available

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Customized Request

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Shipping Cost:

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about shipping cost and estimated delivery time.
Payment Method:







 

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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

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 wholesaler Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO (ML-AU050)   wholesalerChina wholesaler Tight Plastic Bearing with Steel Balls Sliding Bearing Roller with ISO (ML-AU050)   wholesaler
editor by CX 2024-03-23

China Best Sales Ready to Ship High Precision Miniature 608 6082RS 608zz 2RS ABEC-7 Skateboard Competition Ice Skates Skate Ball Bearing wheel bearing

Product Description

Product Description

Material Carbon steel skate bearing
Application skateboard
limiting  speed Grease Lubrication 3,4000 R PM
cetrification CE , EN13613 , EN7
color customized
grade ABEC-7
keyword roller skate bearing
Number of Row Single Row
Service OEM Customized Services
Seals Type ZZ 2RS OPEN

 
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Age: All Ages
Type: 4 Wheels
Kind: Skateboard
Usage: Toy, Specialty
Customized: Customized
Condition: New
Samples:
US$ 1/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

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 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 Best Sales Ready to Ship High Precision Miniature 608 6082RS 608zz 2RS ABEC-7 Skateboard Competition Ice Skates Skate Ball Bearing   wheel bearingChina Best Sales Ready to Ship High Precision Miniature 608 6082RS 608zz 2RS ABEC-7 Skateboard Competition Ice Skates Skate Ball Bearing   wheel bearing
editor by CX 2024-03-07

China Best Sales CZPT High Quality Radial Ball Bearing Deep Groove Ball Bearing 6908 Series drive shaft bearing

Product Description

KGG:Precision Deep Groove Ball Bearing

Advantages and features of CZPT bearings

∞ CZPT Ball Bearings consist of an outer ring, an inner ring, and a plurality of rollers and spacers. The bearing with high rotation accuracy capable of bearing loads in every direction. Because it has orthogonally arranged cylindrical rollers, it can bear loads in every direction. CZPT provides 2 kinds of bearings: Deep Groove Ball Bearing and Angular Contact Ball Bearings.   

∞ ACBB, which is the abbreviation of angular contact ball bearings. With different contact angles, the higher axial load can be well taken care now. CZPT standard ball bearings are the perfect solution for high runout accuracy applications such as machine tool main spindles.

∞ Deep groove ball bearings are widely used in many industries for decades. A deep groove is formed on each inner and outer ring of the bearings enabling them to sustain radial and axial loads or even combinations of both. As the leading deep groove ball bearing factory, CZPT Bearings owns abundant experience in designing and producing this type of bearing.                           

Application:

1. Medical industry
2.Lithium battery industry
3.Solar photovoltaic industry
4. Semi conductor Industry
5. General industry machinery
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment
9. 3C industry etc

Specification List
 

Boundary Dimensions (mm) Basic Load Ratings(N) Limiting Speeds (rpm) Bearing Numbers Type Snap ring groove dimensions Snap ring
dimensions
d D B r dynamic
Cr
static Cor Grease Oil Open
type
Shield
ZZ
Seal
non-contact
LLB
Low
torque
type
LLH
Seal
contact
LLU
Snap ring
groove
Snap
ring
D1 a b ro D2 f
min Open Z,ZZ
LB,LLB
LLH LU LLU Open Z LB max max min max max max
10 19 5 0.3 1830 925 32000 24000 38000 6800 ZZ LLB LLU
22 6 0.3 2700 1270 30000 21000 36000 6900 ZZ LLB LLU N NR 20.8 1.05 0.8 0.2 24.8 0.7
26 8 0.3 4550 1960 29000 25000 21000 34000 6000 ZZ LLB LLH LLU N NR
30 9 0.6 5100 2390 25000 21000 18000 30000 6200 ZZ LLB LLH LLU N NR 28.17 2.06 1.35 0.4 34.7 1.12
35 11 0.6 8200 3500 23000 20000 16000 27000 6300 ZZ LLB LLH LLU N NR 33.17 2.06 1.35 0.4 39.7 1.12
12 21 5 0.3 1920 1040 29000 20000 35000 6801 ZZ LLB LLU
24 6 0.3 2890 1460 27000 19000 32000 6901 ZZ LLB LLU N NR 22.8 1.05 0.8 0.2 26.8 0.7
28 7 0.3 5100 2390 26000 30000 16001
28 8 0.3 5100 2390 26000 21000 18000 30000 6001 ZZ LLB LLH LLU N NR
32 10 0.6 6100 2750 22000 20000 16000 26000 6201 ZZ LLB LLH LLU N NR 30.5 2.06 1.35 0.4 36.7 1.12
37 12 1 9700 4200 20000 19000 15000 24000 6301 ZZ LLB LLH LLU N NR 34.77 2.06 1.35 0.4 41.3 1.12
15 24 5 0.3 2080 1260 26000 17000 31000 6802 ZZ LLB LLU
28 7 0.3 3650 2000 24000 16000 28000 6902 ZZ LLB LLU N NR 26.7 1.3 0.95 0.25 30.8 0.85
32 8 0.3 5600 2830 22000 26000 16002
32 9 0.3 5600 2830 22000 18000 15000 26000 6002 ZZ LLB LLH LLU N NR 30.15 2.06 1.35 0.4 36.7 1.12
35 11 0.6 7750 3600 19000 18000 15000 23000 6202 ZZ LLB LLH LLU N NR 33.17 2.06 1.35 0.4 39.7 1.12
42 13 1 11400 5450 17000 15000 12000 21000 6302 ZZ LLB LLH LLU N NR 39.75 2.06 1.35 0.4 46.3 1.12
17 24 5 0.3 2080 1260 26000 17000 31000 6802 ZZ LLB LLU
28 7 0.3 3650 2000 24000 16000 28000 6902 ZZ LLB LLU N NR 28.7 1.3 0.95 0.25 32.8 0.85
32 8 0.3 5600 2830 22000 26000 16002
32 9 0.3 5600 2830 22000 18000 15000 26000 6002 ZZ LLB LLH LLU N NR 33.17 2.06 1.35 0.4 39.7 1.12
35 11 0.6 7750 3600 19000 18000 15000 23000 6202 ZZ LLB LLH LLU N NR 38.1 2.06 1.35 0.4 44.6 1.12
42 13 1 11400 5450 17000 15000 12000 21000 6302 ZZ LLB LLH LLU N NR 44.6 2.46 1.35 0.4 52.7 1.12
20 32 7 0.3 4000 2470 21000 13000 25000 6804 ZZ LLB LLU N NR 30.7 1.3 0.95 0.25 34.8 0.85
37 9 0.3 6400 3700 19000 12000 23000 6904 ZZ LLB LLU N NR 35.7 1.7 0.95 0.25 39.8 0.85
42 8 0.3 7900 4500 18000 21000 16004
42 12 0.6 9400 5050 18000 13000 11000 21000 6004 ZZ LLB LLH LLU N NR 39.75 2.06 1.35 0.4 46.3 1.12
47 14 1 12800 6650 16000 12000 10000 18000 6204 ZZ LLB LLH LLU N NR 44.6 2.46 1.35 0.4 52.7 1.12
52 15 1.1 15900 7900 14000 12000 10000 17000 6304 ZZ LLB LLH LLU N NR 49.73 2.46 1.35 0.4 57.9 1.12
22 44 12 0.6 9400 5050 17000 13000 10000 20000 60/22 ZZ LLB LLH LLU N NR 41.75 2.06 1.35 0.4 48.3 1.12
50 14 1 12900 6800 14000 12000 9700 17000 62/22 ZZ LLB LLH LLU N NR 47.6 2.46 1.35 0.4 55.7 1.12
56 16 1.1 18400 9250 13000 11000 9200 15000 63/22 ZZ LLB LLH LLU N NR 53.6 2.46 1.35 0.4 61.7 1.12
25 37 7 0.3 4300 2950 18000 10000 21000 6805 ZZ LLB LLU N NR 35.7 1.3 0.95 0.25 39.8 0.85
42 9 0.3 7050 4550 16000 9800 19000 6905 ZZ LLB LLU N NR 40.7 1.7 0.95 0.25 44.8 0.85
47 8 0.3 8350 5100 15000 18000 16005
47 12 0.6 15710 5850 15000 11000 9400 18000 6005 ZZ LLB LLH LLU N NR 44.6 2.06 1.35 0.4 52.7 1.12
52 15 1 14000 7850 13000 11000 8900 15000 6205 ZZ LLB LLH LLU N NR 49.73 2.46 1.35 0.4 57.9 1.12
62 17 1.1 21200 10900 12000 9700 8100 14000 6305 ZZ LLB LLH LLU N NR 59.61 3.28 1.9 0.6 67.7 1.7
80 21 1.5 34500 17500 10000 12000 6405
28 52 12 0.6 12500 7400 14000 10000 8400 16000 60/28 ZZ LLB LLH LLU N NR 49.7 2.06 1.35 0.4 57.9 1.12
58 16 1 17900 9750 12000 9700 8100 14000 62/28 ZZ LLB LLH LLU N NR 55.6 2.46 1.35 0.4 63.7 1.12
68 18 1.1 26700 14000 11000 8900 7400 13000 63/28 ZZ LLB LLH LLU N NR 64.82 3.28 1.9 0.6 74.6 1.7
30 42 7 0.3 4700 3650 15000 8800 18000 6806 ZZ LLB LLU N NR 40.7 1.3 0.95 0.25 44.8 0.85
47 9 0.3 7250 5000 14000 8400 17000 6906 ZZ LLB LLU N NR 45.7 1.7 0.95 0.25 49.8 0.85
55 9 0.3 11200 7350 13000 15000 16006*
55 13 1 13200 8300 13000 9200 7700 15000 6006 ZZ LLB LLH LLU N NR 52.6 2.08 1.35 0.4 60.7 1.12
62 16 1 19500 11300 11000 8800 7300 13000 6206 ZZ LLB LLH LLU N NR 59.61 3.28 1.9 0.6 67.7 1.7
72 19 1.1 26700 15000 10000 7900 6600 12000 6306 ZZ LLB LLH LLU N NR 68.81 3.28 1.9 0.6 78.6 1.7
32 58 13 1 11800 8050 12000 8700 7200 15000 60/32 ZZ LLB LLH LLU N NR 55.6 2.08 1.35 0.4 63.7 1.12
65 17 1 20700 11600 11000 8400 7100 12000 62/32 ZZ LLB LLH LLU N NR 62.6 3.28 1.9 0.6 70.7 1.7
75 20 1.1 29800 16900 9500 7700 6500 11000 63/32* ZZ LLB LLH LLU N NR 71.83 3.28 1.9 0.6 81.6 1.7
35 47 7 0.3 4900 4050 13000 16000 6807* ZZ LLB LLU N NR 45.7 1.3 0.95 0.25 49.8 0.85
55 10 0.6 9550 6850 12000 7100 15000 6907 ZZ LLB LLU N NR 53.7 1.7 0.95 0.25 57.8 0.85
62 9 0.3 11700 8200 12000 14000 16007*
62 14 1 16000 10300 12000 8200 6800 14000 6007 ZZ LLB LLH LLU N NR 59.61 2.08 1.9 0.6 67.7 1.7
72 17 1.1 25700 15300 9800 7600 6300 11000 6207 ZZ LLB LLH LLU N NR 68.81 3.28 1.9 0.6 78.6 1.7
80 21 1.5 33500 19100 8800 7300 6000 10000 6307 ZZ LLB LLH LLU N NR 76.81 3.28 1.9 0.6 86.6 1.7
52 7 0.3 5100 4400 12000 14000 6808 ZZ LLB LLU N NR 50.7 1.3 0.95 0.25 54.8 0.85
40 62 12 0.6 12200 8900 11000 6300 13000 6908 ZZ LLB LLU N NR 60.7 1.7 0.95 0.25 64.8 0.85
68 9 0.3 12600 9650 10000 12000 16008*
68 15 1 16800 11500 10000 7300 6100 12000 6008 ZZ LLB LLH LLU N NR 64.82 2.49 1.9 0.6 74.6 1.7
80 18 1.1 29100 17800 8700 6700 5600 10000 6208 ZZ LLB LLH LLU N NR 76.81 3.28 1.9 0.6 86.6 1.7
90 23 1.5 40500 24000 7800 6400 5300 9200 6308 ZZ LLB LLH LLU N NR 86.79 3.28 2.7 0.6 96.5 2.46
45 58 7 0.3 5350 4950 11000 5900 12000 6809* ZZ LLB LLU N NR 56.7 1.3 0.95 0.25 60.8 0.85
68 12 0.6 13100 10400 9800 5600 12000 6909 ZZ LLB LLU N NR 66.7 1.7 0.95 0.25 70.8 0.85
75 10 0.6 12900 10500 9200 11000 16009*
75 16 1 21000 15100 9200 6500 5400 11000 6009 ZZ LLB LLH LLU N NR 71.83 2.49 1.9 0.6 81.6 1.7
85 19 1.1 32500 20400 7800 6200 5200 9200 6209 ZZ LLB LLH LLU N NR 81.81 3.28 1.9 0.6 91.6 1.7
100 25 1.5 53000 32000 7000 5600 4700 8200 6309 ZZ LLB LLH LLU N NR 96.8 3.28 2.7 0.6 106.5 2.46
50 65 7 0.3 6600 6100 9600 5300 11000 6810 ZZ LLB LLU N NR 63.7 1.3 0.95 0.25 67.8 0.85
72 12 0.6 13400 11200 8900 5100 11000 6910* ZZ LLB LLU N NR 70.7 1.7 0.95 0.25 74.8 0.85
80 10 0.6 13200 11300 8400 9800 16571
80 16 1 21800 16600 8400 6000 5000 9800 6571 ZZ LLB LLH LLU N NR 76.81 2.49 1.9 0.6 86.6 1.7
90 20 1.1 35000 23200 7100 5700 4700 8300 6210 ZZ LLB LLH LLU N NR 86.79 3.28 2.7 0.6 96.5 2.46
110 27 2 62000 38500 6400 5000 4200 7500 6310 ZZ LLB LLH LLU N NR 106.81 3.28 2.7 0.6 116.6 2.46
55 72 9 0.3 8800 8100 8700 4800 10000 6811* ZZ LLB LLU N NR 70.7 1.7 0.95 0.25 74.8 0.85
80 13 1 16000 13300 8200 4600 9600 6911* ZZ LLB LLU N NR 77.9 2.1 1.3 0.4 84.4 1.12
90 11 0.6 18600 15300 7700 9000 16011*
90 18 1.1 28300 21200 7700 4500 9000 6011 ZZ LLB LLU N NR 86.79 2.87 2.7 0.6 96.5 2.46
100 21 1.5 43500 29200 6400 4300 7600 6211* ZZ LLB LLU N NR 96.8 3.28 2.7 0.6 106.5 2.46
120 29 2 71500 45000 5800 3900 6800 6311 ZZ LLB LLU N NR 115.21 4.06 3.1 0.6 129.7 2.82
60 78 10 0.3 11500 10600 8000 4400 9400 6812* ZZ LLB LLU N NR 76.2 1.7 1.3 0.4 82.7 1.12
85 13 1 16400 14300 7600 4300 8900 6912* ZZ LLB LLU N NR 82.9 2.1 1.3 0.4 89.4 1.12
95 11 0.6 20000 17500 7000 8300 16012*
95 18 1.1 29500 23200 7000 4100 8300 6012* ZZ LLB LLU N NR 91.82 2.87 2.7 0.6 101.6 2.46
110 22 1.5 52500 36000 6000 3800 7000 6212 ZZ LLB LLU N NR 106.81 3.28 2.7 0.6 116.6 2.46
130 31 2.1 82000 52000 5400 3600 6300 6312 ZZ LLB LLU N NR 125.22 4.06 3.1 0.6 139.7 2.82
65 140 33 2.1 92500 60000 4900 5800 6313
70 150 35 3 104000 68000 4100 4800 6314*

Abutment and fillet dimensions (mm) Weight (kg)
da Da ra Dx CY CZ rNa Open (Approx)
min max max max (Approx.) max max max
12 12.5 17 0.3 0.005
12 13 20 0.3 25.5 1.5 0.7 0.3 0.009
12 13.5 24 0.3 0.019
14 16 26 0.6 35.5 2.9 1.2 0.5 0.032
14 17 31 0.6 40.5 2.9 1.2 0.5 0.053
14 14.5 19 0.3 0.006
14 15 22 0.3 27.5 1.5 0.7 0.3 0.011
14 26 0.3 0.019
14 16 26 0.3 0.571
16 17 28 0.6 37.5 2.9 1.2 0.5 0.037
17 18.5 32 1 42 2.9 1.2 0.5 0.06
17 17.5 22 0.3 0.007
17 17.5 26 0.3 31.5 1.9 0.9 0.3 0.016
17 30 0.3 0.571
17 19 30 0.3 37.5 2.9 1.2 0.3 0.03
19 20 31 0.6 40.5 2.9 1.2 0.5 0.045
20 23 37 1 47 2.9 1.2 0.5 0.082
19 19.5 24 0.3 0.008
19 20 28 0.3 33.5 1.9 0.9 0.3 0.018
19 33 0.3 0.032
19 21 33 0.3 40.5 2.9 1.2 0.3 0.039
21 23 36 0.6 45.5 2.9 1.2 0.5 0.066
22 25 42 1 53.5 3.3 1.2 0.5 0.115
22 22.5 30 0.3 35.5 1.9 0.9 0.3 0.019
22 24 35 0.3 40.5 2.3 0.9 0.3 0.036
22 40 0.3 0.051
24 26 38 0.6 47 2.9 1.2 0.5 0.069
25 28 42 1 53.5 3.3 1.2 0.5 0.106
26.5 28.5 45.5 1 58.5 3.3 1.2 0.5 0.144
26 26.5 40 0.6 49 2.9 1.2 0.5 0.074
27 29.5 45 1 56.5 3.3 1.2 0.5 0.117
28.5 31 49.5 1 62.5 3.3 1.2 0.5 0.176
27 28 35 0.3 40.5 1.9 0.9 0.3 0.571
27 29 40 0.3 45.5 2.3 0.9 0.3 0.042
27 45 0.3 0.06
29 30.5 43 0.6 53.5 2.9 1.2 0.5 0.08
30 32 47 1 58.5 3.3 1.2 0.5 0.128
31.5 35 55.5 1 68.5 4.6 1.7 0.5 0.232
33 72 1.5 0.53
32 34 48 0.6 58.5 2.9 1.2 0.5 0.098
33 35.5 53 1 64.5 3.3 1.2 0.5 0.171
34.5 38.5 61.5 1 76 4.6 1.7 0.5 0.284
32 33 40 0.3 45.5 1.9 0.9 0.3 0.026
32 34 45 0.3 50.5 2.3 0.9 0.3 0.048
32 53 0.3 0.091
35 37 50 1 61.5 2.9 1.2 0.5 0.116
35 39 57 1 68.5 4.6 1.7 0.5 0.199
36.5 43 65.5 1 80 4.6 1.7 0.5 0.36
37 39 53 1 64.5 2.9 1.2 0.5 0.129
37 40 60 1 71.5 4.6 1.7 0.5 0.226
38.5 43.5 68.5 1 83 4.6 1.7 0.5 0.382
37 38 45 0.3 50.5 1.9 0.9 0.3 0.571
39 40 51 0.6 58.8 2.3 0.9 0.5 0.074
37 60 0.3 0.11
40 42 57 1 68.5 3.4 1.7 0.5 0.155
41.5 45 65.5 1 80 4.6 1.7 0.5 0.288
43 47 72 1.5 88 4.6 1.7 0.5 0.457
42 43 50 0.3 55.5 1.9 0.9 0.3 0.033
44 45 58 0.6 65.5 2.3 0.9 0.5 0.11
42 66 0.3 0.125
45 47 63 1 76 3.8 1.7 0.5 0.19
46.5 51 73.5 1 88 4.6 1.7 0.5 0.366
48 54 82 1.5 98 5.4 2.5 0.5 0.63
47 48 56 0.3 61.5 1.9 0.9 0.3 0.04
49 51 64 0.6 72 2.3 0.9 0.5 0.128
49 71 0.6 0.171
50 52.5 70 1 83 3.8 1.7 0.5 0.237
51.5 55.5 78.5 1 93 4.6 1.7 0.5 0.398
53 61.5 92 1.5 108 5.4 2.5 0.5 0.814
52 54 63 0.3 68.5 1.9 0.9 0.3 0.052
54 55.5 68 0.6 76 2.3 0.9 0.5 0.132
54 76 0.6 0.18
55 57.5 75 1 88 3.8 1.7 0.5 0.261
56.5 60 83.5 1 98 5.4 2.5 0.5 0.454
59 68.5 101 2 118 5.4 2.5 0.5 1.07
57 59 70 0.3 76 2.3 0.9 0.3 0.083
60 61.5 75 1 86 2.9 1.2 0.5 0.18
59 86 0.6 0.258
61.5 64 83.5 1 98 5 2.5 0.5 0.388
63 67 92 1.5 108 5.4 2.5 0.5 0.601
64 74 111 2 131.5 6.5 2.9 0.5 1.37
62 64.5 76 0.3 87 2.5 1.2 0.3 0.106
65 66.5 80 1 91 2.9 1.2 0.5 0.193
64 91 0.6 0.283
66.5 69 88.5 1 103 5 2.5 0.5 0.414
68 75 102 1.5 118 5.4 2.5 0.5 0.783
71 80.5 119 2 141.5 6.5 2.9 0.5 1.73
76 129 2 2.08
81 139 2 2.52

  FACTORY DETAILED PROCESSING PHOTOS

HIGH QUALITY CONTROL SYSTEM


FAQ

1. Why choose CZPT China?

Over the past 17 years, CZPT has always insisted that “products and services” start from Japanese industry standards,taking ZheJiang standards as the bottom line, actively invest in the development of new transmission components and self-experiment and test. With the service tenet of “exceeding customer expectations”, establish a “trusted” partnership.

2. What is your main products ?

We are a leading manufacturer and distributor of linear motion components in China. Especially miniature size of Ball Screws and Linear Actuators and linear motion guideways. Our brand “KGG” stands for ” Know-how,” ” Great Quality,” and ” Good value” and our factory is located in the most advanced city in China: ZheJiang with the best equipment and sophisticated technology, completely strict quality control system. Our aim is to supply world leader class linear motion components but with most reasonable price in the world.

3. How to Custom-made (OEM/ODM)?

If you have a product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

4. When can I get the quotation?

We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.

5. How can I get a sample to check the quality?

After confirmation of our quoted price, you can place the sample order. The sample will be started after you sign back our detailed technical file.

6. What’s your payment terms?

Our payment terms is 30% deposit,balance 70% before shipment. /* 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

Inner Diameter: 40mm
Outer Diameter: 62mm
Width: 12mm
Weight: 0.11kg
Aligning: Aligning Bearing
Separated: Unseparated
Customization:
Available

|

Customized Request

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

  • Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

  • Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

  • Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

  • Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

  • Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

  • Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

  • Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

  • Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

  • Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

  • Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

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.

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editor by CX 2024-03-07