Product Description

Product Parameters

Model	Category	RTS/Custom	Size(mm) d*D*H (mm)	Precision grade	Seal Type	Number of Row	Application
6201	Deep Groove Ball Bearing	RTS	10*30*9mm	P0 P2 P4 P5 P6	OPEN ZZ 2RS RS	Single	Machinery
Material	Material of Balls	Lubrication	Vibration	Clearance	Hardness	Deliery Time	Packing
Chrome Steel GCr15	Chrome Steel GCr15	Grease or Oil	Standard Vibration Z1/Z2/Z3/Z4/V1/V2/V3/V4	Standard Clearance C0/C2/C3/C4/C5	HRC60-65	<=50000,3 <=100000,5	Single Box+Cartons+Pallet

Product Description

Detailed Photos

Our business:Produce and customize various bearing brands. (Packaging and logo can be customized. All copyright belongs to the customer. We promise not to disclose any information.)

Product Series

Bearing type	Boundary  Dimensions( mm )			Speed  Rating(ipm)		Load Rating(kn)		Weight(kg)
	d	D	B	Grease lubrication	Oil lubrication	Dynamic Cr	Static Cor
6200	10	30	9	20000	26000	5.1	2.38	0.032
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	43.5	29.2	0.6
6212	60	110	22	5600	7000	47.8	32.8	0.78
6213	65	120	23	5000	6300	57.2	40	0.99
6214	70	125	24	4800	6000	60.5	45	1.08
6215	75	130	25	4500	5600	66	49.5	1.17
6216	80	140	26	4300	5300	71.5	54.5	1.44
6217	85	150	28	4000	5000	83	63.8	1.8
6218	90	160	30	3800	4800	95.8	71.5	2.17
6219	95	170	32	3600	4500	108	81.5	2.61
6220	100	180	34	3400	4300	122	92.8	3.2
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	15.24
6236	180	320	52	1600	2000	262	285	15.51
6238	190	340	55	1500	1900	285	322	18.691
6240	200	360	58	1400	1800	288	332	22.577
6244	220	400	65	1200	1600	355	365	36.5
6248	240	440	72	1000	1400	358	467	53.9
6252	260	480	80	800	1200	390	530	68.3
6256	280	500	80	700	1000	423	600	75.3
6260	300	540	85	500	800	462	670	85.6
6264	320	580	92	300	600	527	800	93.7
6268	340	620	92	200	400	559	900	108.4
6272	360	650	95	100	200	597	1000	120

Type Of Deep Groove Ball Bearing
1. Deep Groove Ball Bearing With Dust Cover
Generally Used In The Single Lubrication Is More Difficult, The Placement Of Lubricating Oil And Check The Lubrication Is Not Convenient Conditions, Usually Injected Into The Bearing Rust, Lubrication Dual-Purpose Lithium Grease Is 1/4 To 1/3 Of The Bearing Internal Space.

2. Deep Groove Ball Bearing With Sealing Ring
Its Performance, Grease Filling, Use And Bearing With Dust Cover Are Basically The Same, The Difference Is That There Is A Large Gap Between The Dust Cover And The Inner Ring, And The Sealing Lip And The Inner Ring Of The Non-Contact Seal Ring Is Small, There Is No Gap Between The Sealing Lip And The Inner Ring Of The Contact Seal Ring Bearing, The Sealing Effect Is Good, But The Friction Coefficient Has Increased.

3, There Are Stop Groove And Deep Groove Ball Bearings With Stop Ring
In Addition To The Function Of Bearing Radial Load, The Deep Groove Ball Bearing With The Stop Ring Can Also Limit The Axial Displacement Of The Bearing, Simplify The Structure Of The Bearing Seat And Reduce The Bearing Size. Generally Used In Cars, Tractors And Other Axial Load Is Not Large Working Parts.

4. Deep Groove Ball Bearing With Ball Filling Gap
There Are Notches In The Inner And Outer Rings On One Side, From Which More Balls Can Be Loaded, Increasing Its Radial Load Capacity. However, Due To The Small Axial Load Capacity, It Can Not Run At High Speed. If There Is A Large Axial Load, It Needs To Be Used With The General Deep Groove Ball Bearing.

Packaging & Shipping

Company Profile

 

Exhibitions&Partners

FAQ

Q:Are you trading company or manufacturer?
–We are the company dealing in trading business and manufacturing business.

Q:What’s the MOQ?
–MOQ is 2pcs for standardized products; 300pcs for customized products. There is no MOQ for sample orders.

Q:How long is the lead time?
–The lead time for sample orders is 1-3 days, for bulk orders is generally in 3-15 days.The delivery time is generally in 2 days after payment. It’s according to the order amount.

Q:Do you offer free samples?
–If you place an order, we can return part of sample fee even all of fee to you. It also depends on the quantity of order and the type of sample. And you just need to pay freight.

Q: Could you customized for me?
–Sure,we can supply OEM service as per your drawing or samples.
 

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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.

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.

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

• Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

• Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

• Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

• Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

• Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

• Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

• Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

• Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

• Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

editor by lmc 2024-11-19