Product Description

Welcome to choose KORTON INDUSTRIAL LIMITED. 

Deep Groove Ball Bearing 608 Skateboard bearings

NO 1. Our Advantages
1. 14 years bearing products manufacturing and exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Many sizes of bearing are available. Large quantity bearing can be provided.
4. To respect customers, you can choose the loading port.
5. A certain number of free sample can be provide to support our customer’s after-sale services and warranty.

NO 2. Description Of Ball Bearing
Deep groove ball bearings are the most common Rolling bearings. Its structure is simple and easy to use. Used primarily for radial load, but when you increase the radial clearance of bearings, has a certain amount of angular contact ball bearings, can be subjected to combined radial and axial loads. When in high speed and inappropriate use of thrust ball bearings can also be subjected to purely axial loads. Compared with other types of bearing of the same size, the bearings low friction, high speed limit. But not shock resistant and should not be subjected to heavy loads

NO 3. Types Of Ball Bearing
– Single row deep groove ball bearings
– Single row deep groove ball bearings with filling slots
– Stainless steel deep groove ball bearings
– Double row deep groove ball bearings
– Hybrid deep groove ball bearings
– Deep groove ball bearings for high temperature applications
 
NO 4. OEM all brand bearing
1. deep groove ball bearing 6000,6200,6300,6400,61800,61900,Z,RS,ZZ,2RS
2. spherical roller bearing 22200,22300,23000,24000,23100,24100,CA,CC,E,W33
3. cylindrical roller bearing N,NU,NJ,NN,NUP,E,ECP,ECM,ECJ
4. taper roller bearing 35710,30300,32200,32300,31300,32000
5. Aligning ball bearing 1200,1300,2200,2300,
6. needle roller bearing NA,NAV,NK,NKI,RNA,NK,RNAV,ZKLF,ZKLN,ZARF,ZARN
7. thrust ball bearing 51100,51200,51300,51400,E,M
8. angular contact ball bearing7000,7100,7200,7300,AC,BECBM,C 
9. spherical plain bearing GE,GEG,GEEW,U,UC,UG,GX,GAC,SA,SABP
10.Wheel hub bearing /ceramic bearing/plastic bearing/lazy susan bearing

NO 5. Ball Bearing Specification

Seals Types zz
Vibration Level Z1V1,Z2V2,Z3V3
Clearance C2,C0,C3,C4,C5
Tolerance Codes ABEC-1,ABEC-3,ABEC-5
Materral GCr15-China/AISI52100-USA/Din100Cr6-Germany
MOQ 1Set at least
Delivery Time 5-15 days after contract
Payment Terms TT/PAPAL/WESTERN UNION
Package Tube package+outer carton+pallets;Single box+outer carton+pallets;
Tube pavkge+middle box+outer carton+pallets;According to your requirement

NO 6. Deep Groove Ball Bearing Models And Parameters
6000 series deep groove ball bearings                                                                             

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
604 4 12 4 0.2 0.97 0.36 36000 44000 0.0571
605 5 14 5 0.2 1.33 0.505 32000 40000 0.0035
606 6 17 6 0.3 2.19 0.865 30000 38000 0.006
607 7 19 6 0.3 2.24 0.91 28000 36000 0.008
608 8 22 7 0.3 3.35 1.4 26000 34000 0.012
609 9 24 7 0.3 3.4 1.45 24000 32000 0.014
6000 10 26 8 0.3 4.55 1.96 22000 30000 0.019
6001 12 28 8 0.3 5.1 2.39 19000 26000 0.571
6002 15 32 9 0.3 5.6 2.83 18000 24000 0.03
6003 17 35 10 0.3 6.8 3.35 17000 22000 0.039
6004 20 42 12 0.6 9.4 5.05 15000 19000 0.069
6005 25 47 12 0.6 10.1 5.85 14000 18000 0.08
6006 30 55 13 0.6 13.2 8.3 12000 15000 0.116
6007 35 62 14 1.0 16 10.3 10000 14000 0.115
6008 40 68 15 1.0 16.8 11.5 8000 11000 0.19

6200 Series Miniature Deep Groove Ball Bearing                        

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
624 4 13 5 0.2 1.15 0.4 36000 45000 0.0032
625 5 16 5 0.3 1.76 0.680 32000 40000 0.0050
626 6 19 6 0.3 2.34 0.885 28000 36000 0.0080
627 7 22 7 0.3 3.35 1.400 26000 34000 0.0130
628 8 24 8 0.3 4.00 1.590 24000 32000 0.0170
629 9 26 8 0.3 4.55 1.960 22000 30000 0.0190
6200 10 30 9 0.6 5.10 2.390 19000 26000 0.0300
6201 12 32 10 0.6 6.10 2.750 18000 24000 0.0360
6202 15 35 11 0.6 7.75 3.600 17000 22000 0.0460
6203 17 40 12 0.6 9.60 4.600 16000 20000 0.0650
6204 20 47 14 1.0 12.80 6.650 14000 18000 0.1070
6205 25 52 15 1.0 14.00 7.850 12000 16000 0.1250
6206 30 62 16 1.0 19.50 11.300 10000 13000 0.2571

6300 Series Miniature Deep Groove Ball Bearing                                

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
6300 10 35 11 0.6 8.2 3.5 18000 24000 0.053
6301 12 37 12 1.0 9.7 4.2 17000 22000 0.06
6302 15 42 13 1.0 11.4 5.45 16000 20000 0.082
6303 17 47 14 1.0 13.5 6.55 15000 19000 0.115
6304 20 52 15 1.1 15.9 7.9 14000 17000 0.144

6800 Series Miniature Deep Groove Ball Bearing                                

N0.
 
Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
685 5 11 3 0.15 0.715 0.282 35000 45000 0.0011
686 6 13 3.5 0.15 1.08 0.44 33000 42000 0.0019
687 7 14 3.5 0.15 1.17 0.505 31000 40000 0.0571
688 8 16 4 0.2 1.61 0.715 29000 38000 0.0031
689 9 17 4 0.2 1.72 0.82 28000 36000 0.0032
6800 10 19 5 0.3 1.83 0.925 26000 34000 0.005
6801 12 21 5 0.3 1.92 1.04 22000 30000 0.006
6802 15 24 5 0.3 2.08 1.26 20000 28000 0.007
6803 17 26 5 0.3 2.23 1.46 19000 26000 0.008
6804 20 32 7 0.3 4 2.47 17000 22000 0.019
6805 25 37 7 0.3 4.3 2.95 15000 19000 0.571
6806 30 42 7 0.3 4.7 3.65 13000 17000 0.026
6807 35 47 7 0.3 4.9 4.05 11000 15000 0.571

6900 Series Deep Groove Ball Bearing                                         

N0.
 
Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
693 3 8 3 0.15 0.56 0.18 44000 52000 0.0006
694 4 11 4 0.15 0.715 0.276 38000 47000 0.0018
695 5 13 4 0.2 1.08 0.43 34000 43000 0.0571
696 6 15 5 0.2 1.35 0.53 32000 40000 0.0038
697 7 17 5 0.3 1.61 0.715 30000 38000 0.0052
698 8 19 6 0.3 1.99 0.865 28000 36000 0.0073
690 9 20 6 0.3 2.48 1.09 27000 34000 0.0082
6900 10 22 6 0.3 2.7 1.27 25000 32000 0.009
6901 12 24 6 0.3 2.89 1.46 20000 28000 0.011
6902 15 28 7 0.3 3.65 2 19000 26000 0.016
6903 17 30 7 0.3 4.65 2.58 18000 24000 0.018
6904 20 37 9 0.3 6.4 3.7 17000 22000 0.036
6905 25 42 9 0.3 7.05 4.55 14000 18000 0.042
6906 30 47 9 0.3 7.25 5 12000 16000 0.048
6907 35 55 10 0.3 9.55 6.85 10000 14000 0.074

Why Choose Us
 
-We are an industrial and trading company.We have our own brand: SFNB .If you interested in our product,I can take you to visit our factory.
-Our factory have advanced testing equipment,before the every product leave the factory,we will be testing.We can send samples to you,you can test the quality,and if you accept the sample quality,we can promise: the follow-up orders’ quality will be the same as samples.
-About ordinary standard type of bearing ,We have rich inventory,not have MOQ,if your need a product is Non-standard size,need customize,we will according the product size to determine the MOQ.
-Our company can accept OEM,you can send sample to me,we can manufacturing products the same as sample.Meanwhile,we also can accept some well-known brands of OEM,
-If the amount of money is less,you can pay it by Paypal.Of course you can payment by TT or Western Union etc. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Separated
Rows Number: Multiple
Load Direction: Radial Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

steel ball bearing

Are there specific considerations for choosing steel ball bearings in applications with varying loads or operating conditions?

When selecting steel ball bearings for applications with varying loads or operating conditions, there are several specific considerations to keep in mind. The performance and longevity of the bearings depend on factors such as load magnitude, load direction, speed, temperature, and environmental conditions. Here are the key considerations for choosing steel ball bearings in such applications:

1. Load Capacity:

The load capacity of a steel ball bearing refers to its ability to withstand applied loads without excessive deformation or failure. In applications with varying loads, it’s important to consider both the static and dynamic load ratings of the bearing. The static load rating indicates the maximum load the bearing can handle when it is stationary, while the dynamic load rating represents the load it can support during continuous rotation. By comparing the expected loads in the application to the load ratings of different bearing models, you can select a bearing with an appropriate load capacity to handle the varying loads effectively.

2. Load Type and Direction:

The type and direction of the loads in the application also influence the choice of steel ball bearings. Bearings can typically handle radial loads (perpendicular to the shaft axis), axial loads (parallel to the shaft axis), or a combination of both. Depending on the specific application, you need to consider whether the loads are predominantly radial, axial, or a combination. This consideration helps determine the appropriate bearing type, such as deep groove ball bearings for radial loads, angular contact ball bearings for combined radial and axial loads, or thrust bearings for predominantly axial loads.

3. Speed Capability:

The speed capability of steel ball bearings is an essential consideration for applications with varying operating speeds. High-speed applications require bearings that can withstand the centrifugal forces and minimize frictional heat generation. Factors such as cage design, lubrication, and bearing precision contribute to the speed capability of the bearing. It’s important to select bearings specifically designed for the anticipated operating speeds to ensure reliable performance and avoid issues like excessive heat, premature wear, or bearing failure.

4. Temperature Range:

The temperature range in which the steel ball bearings will operate is a critical consideration. High temperatures can cause dimensional changes, reduced lubricant viscosity, and accelerated wear, while extremely low temperatures can affect the bearing’s material properties and lubrication characteristics. It’s important to choose bearings with appropriate heat treatment and cage materials that can withstand the anticipated temperature range. In extreme temperature conditions, specialized bearings with high-temperature grease or materials like stainless steel or ceramic may be required.

5. Environmental Factors:

Environmental factors, such as humidity, dust, chemicals, and contaminants, can significantly affect the performance and durability of steel ball bearings. In applications with varying environmental conditions, it’s crucial to consider additional protection measures, such as appropriate seals or shields, to prevent the ingress of contaminants and maintain reliable operation. Bearings with enhanced corrosion resistance or sealed designs may be necessary in harsh environments to prevent premature wear, rust, or degradation of performance.

6. Lubrication and Maintenance:

Proper lubrication is essential for the reliable operation and longevity of steel ball bearings. In applications with varying loads or operating conditions, it’s important to consider the lubrication requirements and maintenance intervals. Factors such as speed, temperature, and load magnitude influence the choice of lubricant type, viscosity, and replenishment frequency. Adequate lubrication ensures reduced friction, minimized wear, and enhanced bearing performance. It’s important to follow manufacturer recommendations and establish a regular maintenance schedule to optimize bearing life in applications with varying operating conditions.

7. Application-Specific Considerations:

Each application may have unique requirements and constraints that need to be considered when selecting steel ball bearings. Factors such as space limitations, noise restrictions, mounting considerations, and alignment requirements may influence the bearing choice. Consulting with bearing manufacturers or industry experts can help identify specific considerations and select the most suitable bearings for applications with varying loads or operating conditions.

In summary, choosing steel ball bearings for applications with varying loads or operating conditions requires careful consideration of load capacity, load type and direction, speed capability, temperature range, environmental factors, lubrication requirements, and application-specific considerations. By selecting bearings that are specifically designed to handle the anticipated conditions, you can ensure optimal performance, longevity, and reliability in your application.

steel ball bearing

What are the potential challenges or limitations associated with using steel ball bearings in specific industries?

While steel ball bearings offer numerous advantages, there are also certain challenges and limitations associated with their use in specific industries. Let’s explore some of these potential challenges:

1. Corrosion:

Steel ball bearings are susceptible to corrosion, especially when exposed to moisture, harsh chemicals, or corrosive environments. Corrosion can lead to pitting, surface damage, and premature failure of the bearings. In industries such as marine, offshore, or chemical processing, where exposure to corrosive elements is common, alternative bearing materials or protective coatings may be required to mitigate the effects of corrosion.

2. High-Temperature Applications:

Extreme temperatures can pose challenges for steel ball bearings. At high temperatures, the lubricants may degrade, resulting in inadequate lubrication and increased friction. The heat generated during operation can also cause thermal expansion, leading to improper clearances or interference fits. In industries such as aerospace, automotive, or industrial ovens, where high temperatures are prevalent, specialized high-temperature bearing materials and lubricants may be necessary to ensure reliable performance.

3. Contamination and Cleanliness:

Contamination by dust, dirt, or particles can affect the performance and lifespan of steel ball bearings. Industries such as mining, construction, or agriculture often expose bearings to harsh and dusty environments, increasing the risk of contamination. Regular maintenance, proper sealing methods, and implementing effective contamination control measures are essential to minimize the adverse effects of contamination on the bearings.

4. Axial and Radial Loads:

Steel ball bearings have specific load capacity limits, both axially and radially. Exceeding these limits can result in increased stress, deformation, or premature failure. In industries where heavy loads are encountered, such as heavy machinery, construction equipment, or wind turbines, it is crucial to select bearings with appropriate load ratings and consider factors such as load distribution, shaft deflection, and operating conditions to ensure reliable performance.

5. Vibration and Noise:

Steel ball bearings can generate vibration and noise, particularly at high speeds or in applications with unbalanced loads. Excessive vibration and noise can impact the overall system performance and cause discomfort or safety concerns. In industries such as precision machining, robotics, or medical equipment, where low vibration and noise levels are crucial, additional measures such as vibration dampening, precision balancing, or alternative bearing designs may be necessary.

6. Speed Limitations:

Although steel ball bearings are designed to operate at high speeds, there are limitations imposed by factors such as ball size, cage design, lubrication, and centrifugal forces. Exceeding the recommended speed limits can lead to increased heat generation, ball skidding, or cage failure. In industries such as aerospace, automotive racing, or high-speed machinery, specialized high-speed bearing designs or alternative bearing technologies, such as ceramic bearings, may be utilized to achieve the desired performance at extreme speeds.

7. Specialized Environments:

Some industries present unique challenges that may require specialized bearing solutions beyond the capabilities of steel ball bearings. For example, industries involving cryogenic temperatures, vacuum environments, or ultrahigh precision applications may necessitate alternative bearing materials, lubricants, or designs to ensure optimal performance and reliability.

By understanding and addressing these potential challenges and limitations, industries can make informed decisions regarding the selection, application, and maintenance of steel ball bearings or explore alternative bearing options that better suit their specific requirements.

steel ball bearing

How do steel ball bearings compare to other types of bearings, like roller bearings?

Steel ball bearings and roller bearings are two common types of bearings used in various applications. While they serve similar purposes of reducing friction and facilitating smooth motion, there are distinct differences between them. Let’s compare steel ball bearings to roller bearings:

1. Design: Steel ball bearings consist of small spherical balls that roll between the inner and outer raceways. Roller bearings, on the other hand, use cylindrical rollers that distribute the load over a larger contact area. The design of roller bearings allows them to handle higher loads compared to ball bearings.

2. Load Capacity: Roller bearings generally have a higher load-carrying capacity than ball bearings. The larger contact area of the rollers allows them to distribute the load more effectively, making roller bearings suitable for heavy-duty applications that require higher radial forces.

3. Friction and Speed: Steel ball bearings have lower frictional resistance compared to roller bearings. The point contact between the balls and the raceways results in reduced friction, making ball bearings well-suited for high-speed applications. Roller bearings, although having slightly higher friction, are better suited for applications that require higher radial forces and moderate speed.

4. Stiffness: Roller bearings exhibit higher stiffness compared to ball bearings. The larger contact area of the rollers provides greater support and resistance to deformation under heavy loads. This characteristic makes roller bearings more suitable for applications where rigidity and stability are crucial.

5. Application: The choice between steel ball bearings and roller bearings depends on the specific application requirements. Steel ball bearings are commonly used in applications that require high-speed rotation, such as electric motors, automotive components, and household appliances. Roller bearings find extensive use in heavy machinery, industrial gearboxes, construction equipment, and automotive applications where higher loads and radial forces are involved.

6. Size and Configurations: Steel ball bearings are available in a wide range of sizes and configurations, allowing for versatility in different applications. Roller bearings also come in various sizes and types, including cylindrical, tapered, and spherical roller bearings, catering to specific load and performance requirements.

7. Cost: Steel ball bearings are generally more cost-effective compared to roller bearings. The simpler design and manufacturing process of ball bearings contribute to their lower cost, making them a preferred choice in many applications where high load capacity is not a primary requirement.

In summary, steel ball bearings and roller bearings have different designs, load capacities, friction characteristics, stiffness, applications, and cost considerations. The choice between the two depends on factors such as load requirements, speed, rigidity, and the specific needs of the application in question.

China Best Sales CZPT CZPT CZPT Density Steel 608zb Skate Deep Groove Ball Bearing Cheap Ball Bearing Size 8*22*7 608 Bearings   bearing assemblyChina Best Sales CZPT CZPT CZPT Density Steel 608zb Skate Deep Groove Ball Bearing Cheap Ball Bearing Size 8*22*7 608 Bearings   bearing assembly
editor by CX 2024-02-12

Steel Ball Bearings

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