China Hot selling Shielded Deep Groove Ball Bearing 40X80X18mm 6208zzc3, 6208zc3, 62082zc3 6208zrc3 62082zrc3 6208zzec3 Ball Bearing deep groove ball bearing

Product Description

Shielded Deep Groove Ball Bearing 40x80x18mm 6208ZZC3, 6208ZC3, 62082ZC3 6208ZRC3 62082ZRC3 6208ZZEC3 Ball Bearing

Product Description

1.Product Description:

Deep groove ball bearings are suitable for high or even very high speed operation, its very durable and do not require regular maintenance. This kind of bearing has small friction coefficient, high limit speed, various sizes and forms. It is widely used in precision instruments, low noise motors, automobiles, motorcycles and general machinery industries. It is mainly subjected to radial load and can also bear a certain amount of axial load.It can be used in gearboxes, instruments, motors, household appliances, internal combustion engines, roller skates, etc.

 

China leading manufacturers and suppliers of Ball Bearing,Steel Ball Bearings, and we are specialize in Deep Groove Ball Bearing,Rolling Contact Bearing, etc.

Product Name  Deep Groove Ball Bearing 6310
Model NO. 6208-2Z C3
Size 40*80*18mm
  P0, P6, P5, P4, P2
Material Chrome steel (GCr15)
Ball Type G10,G16
Roller Type Super finished Roller
Seal  Open,zz,2RS 
Clearance C0 C1 C2 C3 C4 C5
Vibration & Noisy Z1,Z2,Z3 V1,V2,V3
Features Hight Speed,Low Noice.,Long life,high working tempersture.
Certification ISO 9001:2008
Packing 1.Neutral Packing Bearing  2.Industrial Packing  3.Commercial Packing Bearing  4.Customize
Delivery Time 15 – 25 Days After received your deposit according your order quantity.
Shippment 1.By Sea  2.By Air  3.By Express

Detailed Photos

Product Description

High Speed Motorcycle Automotive Truck Bearing Series   
  
Deep Groove Ball Bearing 
We can supply various kinds of Deep Groove Ball Bearings.
Specifications:
1) Bearing type: 6000, 6200, 6300, 6800, 6900, R and 16series
2) Bore diameter range: 4mm to 100mm
3) Shield/closure: Z ZZ 2RS RS/open
4) Snap ring: N, NR
5) Tolerance codes: ABEC-1, ABEC-3, ABEC-5, ABEC-7(P0,P6,P5,P4)
6) Vibration level codes: V1,V2,V3,V4
7) Internal clearance codes: C0, C2, C3, C4, C5
8) Packing: Plastic tube packing or individual box packing.

Size Information

2.SIZE:

Item

ID(mm)

OD(mm)

Width(mm)

weight(g)

Cr(kN)

Cor(KN)

6202

15

35

11

45

7650

3750

6203

17

40

12

67

9550

4800

6204

20

47

14

107

12800

6600

6206

30

62

16

199

19500

11300

6205

25

52

15

129

14000

7850

6200

10

30

9

32

5100

2390

6201

12

32

10

37

6800

3050

6207

35

72

17

284

25700

15300

6208

40

80

18

366

29100

17900

6209

45

85

19

420

31500

20400

                     
  
3.OTHER BEARNG

1

Deep groove ball bearings

2

Insert bearings

3

Angular contact ball bearings

4

Self-aligning ball bearings

5

Thrust ball bearings

6

Cylindrical roller bearings

7

Needle roller bearings

8

Tapered roller bearings

9

Spherical roller bearings

10

Toroidal roller bearings

11

Cylindrical roller thrust bearings

12

Needle roller thrust bearings

13

Tapered roller thrust bearings

14

Spherical roller thrust bearings

15

Ball and roller screws

16

Linear guides and tables

17

Pollow block bearing

18

Wheel Bearings

19

Cam followers

20

Track rollers

21

Super-precision bearings

22

Plain bearings/Rod end bearings

23

Bearing Units

24

Bearing Housings

Packaging & Shipping

4.Packing & Shipping 

Company Profile

5.Company Profile

Certifications

6.Certification

FAQ

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Cetrification: ISO 9001:2008
Place of Origin: Shandong China (Mainland)
Precision Rating: P0 P6 P5 P4 P2
Samples:
US$ 5/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

shielded bearing

Can shielded bearings be used in high-temperature applications?

Yes, shielded bearings can be used in high-temperature applications, but their suitability depends on the specific temperature range and the bearing’s design and materials. Here’s a detailed explanation of using shielded bearings in high-temperature applications:

Shielded bearings are typically constructed with materials that can withstand a wide range of operating temperatures. The primary components of shielded bearings, such as the inner and outer races, rolling elements, and shields, are usually made from materials that exhibit good heat resistance.

When considering shielded bearings for high-temperature applications, it’s important to pay attention to the following factors:

  1. Temperature range: Determine the expected operating temperature range of your application. Shielded bearings have different temperature limits depending on the materials used. Exceeding these temperature limits can lead to premature bearing failure or degradation of lubrication. Consult the manufacturer’s specifications and guidelines to ensure the selected bearing is suitable for the intended temperature range.
  2. Bearing materials: Consider the materials used in the construction of the shielded bearing. Common materials include steel, stainless steel, ceramics, and high-temperature polymers. Each material has its own temperature limits and characteristics. Stainless steel and ceramic bearings, for example, often exhibit better heat resistance compared to standard steel bearings. Select a bearing material that can withstand the anticipated high temperatures without significant degradation.
  3. Lubrication: High temperatures can impact the performance and stability of lubricants used in shielded bearings. Evaluate the compatibility of the lubricant with the expected operating temperature. Some lubricants may degrade or evaporate at high temperatures, leading to inadequate lubrication and increased friction. Consider using high-temperature lubricants or consult with lubricant manufacturers to ensure proper lubrication under elevated temperature conditions.
  4. Sealing: Shields on shielded bearings provide some protection from external contaminants but may not be fully sealed against high-temperature environments. Consider using additional sealing options such as high-temperature seals or labyrinth seals to prevent the ingress of contaminants and retain lubrication. Proper sealing can help maintain the performance and reliability of the shielded bearing in high-temperature applications.
  5. Application-specific considerations: Some high-temperature applications may involve additional factors that need to be considered. For example, thermal expansion can affect the fit and clearance of the bearing. Expansion of the equipment or thermal cycling may introduce additional stresses on the bearing. Consult with bearing manufacturers or industry experts to address any specific challenges associated with high-temperature applications.

It’s important to note that while shielded bearings can handle high temperatures, there are limits to their performance. If the operating temperature exceeds the capabilities of shielded bearings, specialized bearing designs, such as high-temperature bearings or ceramic bearings, may be more suitable.

By carefully selecting shielded bearings with appropriate materials, lubrication, and sealing options, you can ensure their reliable operation in high-temperature applications while minimizing the risk of premature failure or damage.

shielded bearing

What is the lifespan of a shielded bearing?

The lifespan of a shielded bearing can vary depending on various factors, including the application, operating conditions, maintenance practices, and quality of the bearing itself. Here’s a detailed explanation of the factors that influence the lifespan of a shielded bearing:

Application: The specific application in which the shielded bearing is used plays a significant role in its lifespan. Factors such as the type of equipment, load magnitude, speed, and operating environment can impact the bearing’s longevity. For example, a shielded bearing used in a high-speed machining center may have a different lifespan compared to a bearing used in a conveyor system with moderate speeds.

Operating Conditions: The operating conditions, including temperature, humidity, contamination levels, and vibration, can affect the bearing’s lifespan. Extreme temperatures, corrosive environments, or high levels of dust and debris can accelerate wear and decrease the bearing’s life. Adequate lubrication and proper sealing can help protect the bearing and extend its lifespan.

Maintenance Practices: Regular maintenance and proper handling can significantly impact the lifespan of a shielded bearing. Maintenance activities such as lubrication, inspection, and monitoring can help identify potential issues and prevent premature failure. Improper handling during installation or maintenance procedures can introduce damage to the bearing, reducing its lifespan.

Bearing Quality: The quality of the shielded bearing itself is crucial in determining its lifespan. Bearings from reputable manufacturers that adhere to stringent quality control processes and use high-quality materials tend to have longer lifespans. It’s advisable to select bearings from reliable sources and ensure they meet industry standards and specifications.

Load and Speed: The magnitude and direction of the load and the operating speed have a direct impact on the bearing’s lifespan. Bearings designed for higher load capacities and speeds are typically more durable and have longer lifespans. Exceeding the manufacturer’s recommended load or speed limits can lead to premature wear and failure.

Given the various factors influencing a shielded bearing’s lifespan, it’s challenging to provide a specific duration. However, with proper selection, installation, and maintenance, shielded bearings can typically provide satisfactory performance and lifespans ranging from several thousand to several hundred thousand hours of operation.

It’s essential to consult with bearing manufacturers, review their technical specifications and guidelines, and consider the application-specific factors to estimate the expected lifespan of a shielded bearing accurately. Additionally, monitoring the bearing’s condition through regular inspections and implementing proactive maintenance practices can help optimize its lifespan and minimize unexpected failures.

shielded bearing

What is a shielded bearing?

A shielded bearing refers to a type of rolling bearing that incorporates shields to protect the internal components from contamination and retain lubrication. Here’s a detailed explanation of what a shielded bearing is:

A shielded bearing is a type of rolling bearing that consists of an inner ring, an outer ring, rolling elements (such as balls or rollers), and shields. The shields are typically made of metal, such as steel or stainless steel, and are designed to cover the rolling elements and the raceways of the bearing.

The primary purpose of the shields is to prevent solid contaminants, such as dust, dirt, or debris, from entering the bearing and causing damage to the internal components. By acting as a physical barrier, the shields reduce the risk of premature wear, corrosion, and failure of the bearing. They also help retain the lubricating grease or oil within the bearing, ensuring proper lubrication and reducing friction and heat generation.

Shielded bearings are commonly used in various applications and industries, including automotive, industrial machinery, appliances, and electric motors. They are suitable for environments where the risk of contamination is moderate and where regular maintenance and relubrication can be performed.

It’s important to note that shielded bearings provide a certain level of protection against solid contaminants but do not provide a complete seal. They are not intended for applications where liquid or heavy contamination is present. For more demanding applications or environments where higher levels of protection are required, sealed bearings or other specialized bearing arrangements may be necessary.

Shielded bearings are often designated with the suffix “Z” or “ZZ” in the bearing model or part number to indicate the presence of shields. For example, a shielded deep groove ball bearing may be labeled as “6204-Z” or “6204-ZZ” to signify that it has shields on one or both sides.

When installing or handling shielded bearings, it’s important to follow proper procedures and precautions to avoid damaging the shields or introducing contaminants. Regular inspection and maintenance, including periodic relubrication, are also essential to ensure the continued effectiveness of the shields and the optimal performance of the bearing.

Overall, shielded bearings offer a practical and cost-effective solution for protecting rolling bearings from solid contamination and maintaining adequate lubrication in various applications. The specific design, materials, and performance characteristics of shielded bearings may vary depending on the manufacturer and the type of bearing.

China Hot selling Shielded Deep Groove Ball Bearing 40X80X18mm 6208zzc3, 6208zc3, 62082zc3 6208zrc3 62082zrc3 6208zzec3 Ball Bearing   deep groove ball bearingChina Hot selling Shielded Deep Groove Ball Bearing 40X80X18mm 6208zzc3, 6208zc3, 62082zc3 6208zrc3 62082zrc3 6208zzec3 Ball Bearing   deep groove ball bearing
editor by CX 2024-03-06

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