Product Description

Product Description

Roller bearings contain cylindrical rolling elements instead of balls as load-carrying elements between the races. An element is considered a roller if its length is longer than its diameter (even if only slightly). Since they are in line contact with the inner and outer races (instead of point contact as in the case of ball bearings), they can support greater loading.

Roller bearings are also available in various types. The appropriate type may be selected after considering the type and magnitude of loading, service conditions, and the possibility of misalignment among other factors.

 

Advantages of Roller bearings:

Low friction
Easy maintenance
Can take high radial loads
Tapered roller bearings can withstand high axial loads
Great accuracy
Used to adjust the axial displacement
 

Detailed Photos

 

Tapered Roller Bearings

The tapered roller bearing contains sections of a cone as a load-carrying element. These rollers fit between the 2 races that are also sections of a hollow cone. If the races and the axes of rollers were extended, they would all meet at a common point.

Tapered roller bearings are designed to handle higher axial loads besides radial loads. The larger the half-angle of this common cone, the more axial load it can sustain. Thus they work as thrust bearings as well as radial load bearings.

Applications:

Agriculture, construction and mining equipment, sports robot combat, axle systems, gearbox, engine motors and reducers, propeller shaft, railroad axle-box, differential, wind turbines, etc.

 Spherical Roller Bearings

Heavy radial and axial loads can be a greater challenge when the shaft is prone to misalignment.

This situation can be handled very well by spherical roller bearings. They have high load-carrying capacities and can manage misalignment between the shaft and housing. This reduces maintenance costs and improves service life.

Spherical roller bearing raceways are inclined at an angle to the bearing axis. Instead of straight sides, the rollers have spherical sides that fit CZPT the spherical raceways and accommodate small misalignments.

Spherical roller bearings have a wide range of use cases. They are used in applications where heavy loads, moderate to high speeds and possible misalignment occur. Some examples are off-road vehicles, pumps, mechanical fans, marine propulsion, wind turbines, and gearboxes.

Applications:

Gearboxes, wind turbines, continuous casting machines, material handling, pumps, mechanical fans and blowers, mining and construction equipment, pulp and paper processing equipment, marine propulsion and offshore drilling, off-road vehicles.

Product Parameters

Model Size Rated load Rated Speed Weight
ID OD Width CR COR Grease Oil
mm mm mm KN KN r/min r/min KG
35712 15 35 11 14.9 13.4 12000 16000 0.053 
35713 17 40 12 20.8 21.8 9000 12000 0.079 
35714 20 47 14 28.2 30.5 8000 10000 0.126 
35715 25 52 15 32.2 37 7000 9000 0.154 
35716 30 62 17.5 43.2 50.5 6000 7500 0.231 
35717 35 72 17 54.2 63.5 5300 6700 0.331 
35718 40 80 18 63 74 5000 6300 0.42 
35719 45 85 19 67.8 83.5 4500 5600 0.47 
35710 50 90 20 73.2 92 4300 5300 0.53 
35711 55 100 21 90.8 115 3800 4800 0.71 
35712 60 110 22 102 130 3600 4500 0.90 
35713 65 120 23 120 152 3200 4000 1.13 
35714 70 125 24 132 175 3000 3800 1.26 
35715 75 130 25 138 185 2800 3600 1.36 
35716 80 140 26 160 212 2600 3400 1.67 
35717 85 150 31 178 238 2400 3200 2.06 
35718 90 160 30 200 270 2200 3000 2.54 
35719 95 170 32 228 308 2000 2800 3.04 
35710 100 180 34 255 350 1900 2600 3.72 
35711 105 190 36 285 398 1800 2400 4.38 
35712 110 170 47 288 502 1900 2600 3.74 
35714 120 215 40 338 482 1500 1900 6.20 

Model Size Rated load Rated Speed Weight
ID OD Width CR COR Grease Oil
mm mm mm KN KN r/min r/min KG
35716 130 230 40 365 520 1400 1800 6.940 
35718 140 250 42 408 585 1200 1600 8.730 
35710 150 270 45 450 645 1100 1500 10.800 
35712 160 290 48 512 738 1000 1400 13.300 
35714 170 310 52 590 865 1000 1300 16.600 
35716 180 320 52 610 912 900 1200 17.300 
35718 190 340 55 698 1030 850 1100 20.80 
35710 200 360 58 685 972 940 1200 25.60 
35714 220 400 65 1571 1440 830 1100 35.90 
35718 240 440 72 1230 1790 730 980 49.50 
30302 15 42 13 22.8 21.5 9000 12000 0.09 
30303 17 47 14 28.2 27.2 8500 11000 0.13 
30304 20 52 15 30.5 28.4 8300 11000 0.17 
30305 25 62 17 46.8 48 6300 8000 0.26 
30306 30 72 21 59 63 5600 7000 0.39 
30307 35 80 21 75.2 82.5 5000 6300 0.52 
30308 40 90 23 90.8 108 4500 5600 0.75 
30309 45 100 25 108 130 4000 5000 0.98 
3571 50 110 27 130 158 3800 4800 1.28 
3571 55 120 29 152 188 3400 4300 1.63 
3571 60 130 31 170 210 3200 4000 1.99 
3571 65 140 33 195 242 2800 3600 2.44 

 

Model Size Rated load Rated Speed Weight
ID OD Width CR COR Grease Oil
mm mm mm KN KN r/min r/min KG
3571 70 150 35 218 272 2600 3400 2.980 
3571 75 160 37 252 318 2400 3200 3.570 
3 0571 80 170 39 278 352 2200 3000 4.270 
3 0571 85 180 41 305 388 2000 2800 4.960 
3 0571 90 190 43 342 440 1900 2600 5.800 
3571 95 200 45 317 368 2000 2600 6.320 
30320 100 215 47 344 400 1800 2400 7.76 
30321 105 225 49 371 432 1700 2300 8.74 
30322 110 240 50 407 475 1600 2100 10.40 
30324 120 260 55 505 611 1500 2000 13.70 
30326 130 280 58 640 855 1100 1500 17.30 
30328 140 300 62 722 975 1000 1400 21.40 
30330 150 320 65 802 1090 950 1300 25.20 
30332 160 340 68 878 1190 900 1200 29.50 
30334 170 360 72 995 1370 850 1100 35.60 
30336 180 380 75 901 1110 940 1300 39.70 
30338 190 400 78 1571 1250 880 1200 46.20 
3571 260 540 114 1220 1330 700 980 108.00 
32202 15 35 15 20.8 21.8 9000 12000 0.06 
32203 17 40 16 27.4 27.5 10000 14000 0.10 
32204 20 47 19.25 33.1 34.7 8900 12000 0.15 
32205 25 52 19.25 36.4 43.2 7900 11000 0.17 

Product Applications

 

Company Profile

 

ZheJiang Jieyi Bearing Co., Ltd. is a more than 10-year history of bearing trading company. We are located in the biggest bearing town in China–Yiandian Town.

Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings, Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings, Trust Roller Bearings and Special Bearings.

Jieyi Bearing has advanced quality testing and inspecting equipment, to guarantee product quality meets customers’ demand. Annually our company′ S export over 10 million dollars.

To service dear customers at the fastest speed, we built a great Warehouse to stock bearings, so as to ship your required bearings fast. Inside of the bearing warehouse, there is all sourcing of bearing stock, with all kinds of bearings, over 10000 types.

Jieyi Bearing also provides OEM service, such as bearing quality, noise level, grease brand, packing method, etc. We have enough OEM experience, and have a complete OEM manual for customer reference.

Products have been selling well in the American, French, Spanish, Austria, Italian, the U. A. E. Saudi, Pakistan, India, and Brizal markets.

With over 10 years′ Experience in bearings market, Jieyi Bearing have built up good relationship with all of our customers and quality factory. We always get satisfactory feedback from our customers because of the high quality products and good OEM service. We always supply the quality, stable, economical bearings and proper technical services.

Welcome to people of various enterprises with advance!

 

 

Our Advantages

WHY CHOOSE US?

 

1. BETTER COMMUNICATION

JVZB Bearing understands customer service more so than factories, we focus entirely on the customer so it is often easier to communicate with you.
 

2. FAVORABLE PRICING

JVZB Beaing often uses factories that are not big enough to have their own international sales team or export license. This means: we can work with factories that have lower prices than some easy-to-find competitors online.
 

3. LOW MOQ

We have great relationships with factories or have product stock on hand, CZPT to offer lower order quantities for the small sized importer.
 

4. SUPPLIER VERIFICATION

JVZB Bearing have more than 10 years of long-standing relationships with the factories, so we are aware of the capabilities of each. If you need, we can visit the factory to carry out product inspections and check up on an order.  
 

5. QC CONTROL

JVZB Bearing have our own quality inspection laboratory with advanced testing equipment, we are CZPT to reasonably ensure the quality of the finished products.
 

6. MULTIPLE VARIETY PURCHASE

In fact, bearing factories usually only produce 1 type of bearing, or even focus on producing several models.  If you want multiple items sourced for 1 product,  we can help. This is a great way to source more products and do so quickly and efficiently.
 

7. OEM or OEM SERVICE

If you need special package or special labeling, we are glad to support OEM or OEM service.

Types: Roller Bearing
Clearance: C1 C2 C3 C5
Percision: P6 P5 P4
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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

deep groove ball bearing

Are there specific maintenance practices that can extend the life of deep groove ball bearings?

Proper maintenance practices are essential for maximizing the lifespan and performance of deep groove ball bearings. By following specific maintenance procedures, it is possible to extend the life of these bearings and ensure their smooth operation. Here’s a detailed explanation of specific maintenance practices that can help extend the life of deep groove ball bearings:

  • Regular Lubrication:
  • Proper lubrication is vital for reducing friction and preventing premature wear in deep groove ball bearings. Regularly lubricating the bearings with the appropriate lubricant helps maintain a protective film between the rolling elements and raceways, reducing friction and minimizing the risk of metal-to-metal contact. Lubrication intervals should be based on the manufacturer’s recommendations and operating conditions.

  • Correct Lubricant Selection:
  • Choosing the right lubricant is crucial for the optimal performance and longevity of deep groove ball bearings. Factors such as operating temperature, speed, load, and environmental conditions should be considered when selecting a lubricant. Consulting the bearing manufacturer’s recommendations or seeking expert advice can help ensure the correct lubricant is chosen for the specific application.

  • Proper Installation:
  • Correct installation techniques are essential to prevent damage to deep groove ball bearings. This includes ensuring proper alignment, applying appropriate mounting force, and using suitable tools and methods during installation. Improper installation can lead to misalignment, increased stress on the bearings, and premature failure. Following the manufacturer’s installation instructions or seeking professional assistance is recommended.

  • Regular Inspections:
  • Regular inspections allow for the early detection of any potential issues with deep groove ball bearings. Inspections can involve checking for signs of wear, damage, or contamination, as well as assessing the condition of seals or shields. Inspecting bearings at predetermined intervals and addressing any identified issues promptly can help prevent further damage and extend the bearing’s service life.

  • Effective Sealing:
  • Properly functioning seals or shields help protect deep groove ball bearings from contamination, moisture, and other harmful substances. Regularly inspecting and maintaining the seals or shields ensures their effectiveness in preventing the ingress of contaminants and preserving the lubricant’s integrity. If seals or shields are damaged or worn, they should be replaced promptly.

  • Appropriate Handling and Storage:
  • Proper handling and storage practices are crucial to prevent damage to deep groove ball bearings before installation. Bearings should be handled with clean hands or suitable gloves to avoid introducing contaminants. They should be stored in a clean, dry, and vibration-free environment, ideally in their original packaging or protective covers, until they are ready for use.

  • Monitoring Operating Conditions:
  • Regularly monitoring the operating conditions of machinery or equipment can help identify potential issues that may affect the performance of deep groove ball bearings. Factors such as load variations, temperature fluctuations, excessive vibration, or abnormal noise should be monitored and addressed promptly. Taking corrective actions to optimize operating conditions can help prolong the life of the bearings.

By implementing these specific maintenance practices, it is possible to extend the life of deep groove ball bearings and ensure their reliable and efficient operation. Following manufacturer recommendations, consulting with experts, and adhering to proper maintenance procedures are key to achieving optimal performance and longevity of deep groove ball bearings.

deep groove ball bearing

Can you explain the design principles of deep groove ball bearings and their functions?

Deep groove ball bearings are designed based on specific principles to ensure their optimal performance and functionality. Here’s a detailed explanation of the design principles of deep groove ball bearings and their functions:

  • Internal Geometry:
  • The internal geometry of deep groove ball bearings is characterized by the presence of deep raceway grooves in both the inner and outer rings. These grooves enable the bearings to accommodate radial loads, axial loads, or a combination of both. The geometry of the raceway grooves is designed to distribute the load evenly along the rolling elements, minimizing stress concentrations and maximizing load-carrying capacity.

  • Rolling Elements:
  • Deep groove ball bearings utilize steel balls as rolling elements. The balls are typically made of high-quality bearing steel and are precision-ground to ensure smooth and consistent rolling. The number, size, and arrangement of the balls in the bearing determine its load-carrying capacity and rotational characteristics. The rolling elements reduce friction and enable the efficient transfer of loads, allowing the bearing to operate with minimal energy losses.

  • Cage:
  • A cage, also known as a retainer, is used in deep groove ball bearings to separate and guide the rolling elements. The cage holds the balls in position, ensuring proper spacing and alignment, and preventing contact between them. The main function of the cage is to maintain ball separation, reduce friction, and enable smooth rotation. Common cage materials include steel, brass, or synthetic polymers.

  • Sealing and Shielding:
  • Deep groove ball bearings may incorporate sealing or shielding mechanisms to protect the internal components from contaminants and retain lubrication. Seals are designed to provide a barrier against dust, dirt, and moisture, while shields offer protection from larger particles. These protective features help extend the bearing’s service life, improve reliability, and maintain proper lubrication conditions.

  • Lubrication:
  • Lubrication is essential for the smooth operation and longevity of deep groove ball bearings. Proper lubrication reduces friction, heat generation, and wear of the bearing components. The choice of lubricant and the method of lubrication depend on the application requirements and operating conditions. Common lubrication methods include grease packing, oil bath, oil mist, or centralized lubrication systems. Adequate lubrication ensures optimal performance, reduces maintenance needs, and extends the bearing’s lifespan.

  • Mounting and Fitting:
  • Deep groove ball bearings are designed for easy mounting and fitting onto shafts or in housings. They typically have standardized dimensions and tolerances to facilitate interchangeability. Proper mounting techniques, such as using the correct fitting tools and applying appropriate axial and radial clearance, are crucial for achieving optimal bearing performance, reducing stress, and preventing premature failure.

In summary, the design principles of deep groove ball bearings encompass internal geometry with deep raceway grooves, rolling elements in the form of steel balls, cages for ball separation, sealing or shielding mechanisms for protection, lubrication systems for friction reduction, and easy mounting and fitting. These design elements work together to ensure the smooth operation, load-carrying capacity, durability, and reliability of deep groove ball bearings.

deep groove ball bearing

How do deep groove ball bearings enhance the performance of automotive components like alternators?

Deep groove ball bearings play a crucial role in enhancing the performance of automotive components, including alternators. These bearings provide several benefits that contribute to the efficient and reliable operation of alternators. Here’s a detailed explanation of how deep groove ball bearings enhance the performance of automotive components like alternators:

  • Reduced Friction:
  • Deep groove ball bearings are designed to minimize friction between the rotating components of an alternator. The smooth and precise rolling action of the bearings reduces friction losses, allowing the alternator to operate more efficiently. This leads to improved energy conversion and reduced power consumption, resulting in enhanced overall performance.

  • High Load Capacity:
  • Automotive alternators often experience varying loads during operation. Deep groove ball bearings are engineered to handle both radial and axial loads effectively. They have a high load capacity, enabling them to withstand the demanding conditions and loads encountered in alternators. This ensures the bearings can support the rotating components of the alternator without premature wear or failure.

  • Enhanced Durability:
  • Deep groove ball bearings are manufactured using high-quality materials and advanced manufacturing processes. This results in bearings that are highly durable and resistant to wear, even under demanding operating conditions. The robust construction and materials used in deep groove ball bearings contribute to their longevity and ability to withstand the rigors of automotive applications, including alternators.

  • Smooth Operation:
  • Deep groove ball bearings provide smooth and precise rolling motion, which is essential for the optimal performance of alternators. The low friction and high rotational accuracy of these bearings ensure that the alternator operates smoothly and without excessive vibration or noise. This smooth operation enhances the efficiency and reliability of the alternator, leading to improved overall performance.

  • Reduced Maintenance:
  • The use of deep groove ball bearings in automotive alternators helps reduce the maintenance requirements. These bearings are designed for long service life and require minimal maintenance when properly lubricated and installed. Their durability and resistance to wear mean that they can operate reliably for extended periods without the need for frequent inspections or replacements, reducing downtime and maintenance costs.

  • Compact Design:
  • Deep groove ball bearings have a compact design, which is advantageous for automotive applications where space is often limited. The compact size of these bearings allows for more efficient packaging and integration within the alternator assembly. This compact design contributes to the overall efficiency and performance of the alternator while optimizing the use of available space.

Overall, deep groove ball bearings enhance the performance of automotive components like alternators by reducing friction, providing high load capacity, enhancing durability, ensuring smooth operation, reducing maintenance requirements, and offering a compact design. These benefits collectively result in improved energy efficiency, reliability, and longevity of the alternator, ultimately enhancing the performance of the automotive system as a whole.

China Professional Ball / Needle / Pillow Block / Auto / Tapered / Deep Groove Ball / Cylindrical / Angular Contact Ball / Bearing Original for CZPT   with high qualityChina Professional Ball / Needle / Pillow Block / Auto / Tapered / Deep Groove Ball / Cylindrical / Angular Contact Ball / Bearing Original for CZPT   with high quality
editor by CX 2023-11-17