Solution Description


Merchandise Description

Slim wall ball bearings:
Deep groove ball bearings: 6900, 6800, 6700, 618, 619 collection are slender wall bearings.
In addition, there are several slim wall ball bearings with distinct names in other nations around the world.
Slim wall angular make contact with ball bearings: 718 and 719 sequence are also thin wall bearings.

Thin wall ball bearings have a bearing interior diameter and outer diameter ratio much less than a specified worth. The ratio of bearing outer diameter to bearing interior diameter is 1.twenty five or considerably less. It is known as slim wall ball bearings, which signifies that the outer diameter-inner diameter worth of the bearing is very tiny and the bearing wall is really slim.
The precision necessary by slender wall ball bearings is extremely high, since the wall is very slender, so the weight it can have is also quite low, and the affect resistance is really very poor, so this must be chosen according to the use environment!




Common purposes:
The distinct use of slender wall ball bearings:
Model airplanes, distant control cars, equipment equipment, motors, water pumps, agricultural machinery, textile machinery, laser printers, devices, measuring devices, electronic accessories, and many others.


Product Parameters



Business Profile

HangZhou CZPT Bearing Co., Ltd was launched in 2571 , but the organization has been carrying out deep groove bearing domestic company currently for twelve a long time with our personal symbol “JVB” so that has a specified popularity in China

Primary Merchandise:

A: 681-689, 6800-6888,691-699, 6900-6976,16001-16056,Slender Wall Bearing.
B: 603-609,623-629,633-638,Micro-Bearing.
C:Micro-MR,MF Series with Flange.
D:6000-6571,6200-6210,6300-6310,Deep Groove Ball bearing.


Associated Items

Packaging & Transport


1. who are we?

We are based mostly in ZHangZhoug, China, commence from 2571,market to Mid East(30.00%),Eastern Europe(twenty.00%),Domestic Market place(fifteen.00%),South Asia(10.00%),North The usa(ten.00%),Southeast Asia(ten.00%),South The us(5.00%). There are complete about 11-fifty folks in our place of work.

2. how can we assure high quality?
Always a pre-manufacturing sample ahead of mass creation
Usually final Inspection before shipment

3.what can you acquire from us?
Deep Groove Ball Bearing,Skinny Wall Bearing,Micro-Bearing,Miniature Bearings,Inch bearings

4. why must you acquire from us not from other suppliers?
HangZhou CZPT Bearing Co., Ltd was founded in 2571 , but has been carrying out deep groove bearing domestic business currently for 12 years with very own logo “JVB” so that has a good status in China and shut coorparation factories to make certain steady top quality.

5. what solutions can we offer?
Accepted Shipping Phrases: FOB, CFR, CIF
Accepted Payment Forex: USD, CNY
Approved Payment Kind: T/T,L/C,D/P D/A, MoneyGram, Credit history Card,PayPal,Western Union,Money,Escrow
Language Spoken:English,Chinese


Varieties of Ball Bearings

There are numerous types of Ball Bearings accessible on the market, but which a single is best for your application? Here, we will go over the variances in between Angular get in touch with, Solitary-row, Large-carbon metal, and Ceramic ball bearings. These sorts of bearings also feature races, or a groove in the middle of each and every. These races are critical in trying to keep the balls contained in the cylinder. They also offer a groove-baed pathway.


The ceramic ball utilized in ball bearings has several benefits. It is lightweight, operates at lower temperatures, has diminished skidding, and is resistant to electrolysis. The ball also reveals lengthier tiredness life. All of these elements make the ceramic ball a great option for several programs. But, how do you know if a ceramic ball bearing is right for your software? Read through on to learn why ceramic ball bearings are a far better choice than metal or stainless steel kinds.
The ceramic balls are forty% more dense than metal. This indicates significantly less centrifugal pressure is generated on the bearing, which suppresses warmth generation. Since of this decreased friction, ceramic bearings are more effective at transferring strength. When compared to steel bearings, ceramic balls have more time lifestyle spans. Nonetheless, these ceramic balls aren’t as strong as metal. Therefore, it is critical to realize the limitations of the ceramic ball bearing ahead of purchasing 1.
The ceramic resources utilized for ball bearings are resistant to micro-welding. Metals bear this procedure when imperfections in the surfaces interact. Sooner or later, this final results in a brittle ball that reduces the daily life of a bearing. As opposed to metals, ceramic resources have a secure behavior at higher temperatures and exhibit significantly less thermal growth. This implies that they can be utilized for purposes in which lubrication isn’t an choice.
Even though steel balls can effortlessly soak up contaminants and foreign particles, the ceramic ball is insensitive to this, and isn’t going to require lubrication. This indicates they’re not vulnerable to corrosion and other typical issues. These are just a number of reasons why ceramics are a better choice. This engineering has a extensive variety of uses. It’s effortless to see why it is so common. If you’re looking for a new bearing for your software, be certain to make contact with an AST Programs Engineer. They can examine your running conditions and prospective failure modes.

Angular contact

An Angular Make contact with Ball Bearing (also known as an angular-get in touch with bearing) has an axial component that is created when radial hundreds are utilized. They are typically used in pairs, triplex sets, or quadruplex sets. These bearings are also offered with Super Finished Raceways to lessen sounds and enhance lubricant distribution. Angular contact ball bearings have numerous design and style models, these kinds of as bore size, outer diameter, and outer ring width.
A solitary-row angular make contact with bearing has a radial contact angle that is equivalent to the angular length between the two rings. Double-row angular bearings are developed for two-way thrust functionality. These sorts of bearings can be obtained at Grainger and other online stores. A common angular contact bearing will very last up to a million revolutions. They are frequently utilised in industrial angular contact bearings.
Solitary-row angular get in touch with ball bearings characteristic a set speak to angle. These bearings can assistance radial and axial masses, but they cannot withstand high speeds. Solitary-row angular get in touch with ball bearings could also have 1 or two shoulders relieved. Thrust load is a pressure placed on the bearing when it is set up in an assembly, and it is utilized to create an angle among the races.
Angular make contact with ball bearings appear in solitary and double-row configurations. They vary in the axial load they can carry and the sort of lubrication they use. Angular speak to ball bearings are perfect for higher-speed programs and can accommodate each radial and axial hundreds. The kind of get in touch with and lubrication utilised in angular-contact ball bearings depends on the supposed use for the bearing.

Higher-carbon metal

Carbon metal is a low-alloy and substantial-carbon metal utilized in bearings. This substance gives outstanding energy and tiredness properties for ball and roller bearings. Its mechanical houses are excellent for purposes the place the temperature is much less than four hundred degrees Fahrenheit. Large-carbon metal is also used to make bearing factors for chrome steel bearings. These types of steels are softer than chrome steel but supply exceptional durability in purposes in which the material is exposed to severe conditions.
Hardened carbon steel balls with an AISI 1015 hardness index are used in a selection of automotive, business, and semi-precision applications. In addition to automotive purposes, they are also utilised in slides, trolleys, and conveyors. AISI 1015 carbon steel balls are employed in bearings. They can be obtained in a assortment of weights and diameters. Carbon steel balls can also be bought in nickel-plated or uncoated kinds for ornamental purposes.
In purchase to decide whether or not a ball bearing is created of high-carbon steel, the material should be tested for its hardness. An normal pocket magnet will operate well, but an regular uncommon earth magnet isn’t powerful adequate to measure the hardness. If it draws in the magnet strongly, the metal is metal, although a weak magnet suggests a non-ferrous material. A hardness take a look at demands a specific microhardness test.
A lower-carbon steel is another selection. Some miniature bearing companies use a substance with considerably less carbon than AISI 440C. This materials is also known as KS440 or X65Cr13. Following currently being warmth-handled, it develops smaller carbides, ensuing in excellent reduced-sound attributes and the exact same corrosion-resistance as 440C. These supplies are a considerably less expensive different than chrome metal, but they are typically less resilient than chrome alloy metal.


Solitary-row angular get in touch with ball bearings accommodate axial loads in one course. These are normally modified in opposition to a second bearing. Not like other ball bearings, they are non-separable and include an higher and lower shoulder. Solitary-row ball bearings are produced of Chromium Metal (GCr15) which is heat-treated to obtain large uniform hardness and excellent wear resistance. They are the most generally utilized sort of bearings in the planet.
Simply because of the angular contact amongst the radial plane and the raceway, solitary-row ball bearings transmit radial forces from raceway to raceway. A larger a, the increased the axial load carrying potential of the bearing. Solitary-row angular contact ball bearings are excellent for high axial masses. Nevertheless, they have limited preload capabilities and should be mounted in pairs. Therefore, they are best utilized for purposes the place axial forces have to be distributed.
Solitary-row ball bearings can be pre-lubricated and have steel shields. They are also accessible with rubber seals or snap rings on the exterior edge. They are offered with numerous retainers, which includes pressed metal cages, plastic shields, and rubber seals. A tapered bore is also accessible upon ask for. They are ideal for programs where space is restricted. The 6200 sequence of bearings are especially nicely suited for electrical motors, dental hand tools, and optical encoders.
Solitary-row angular make contact with ball bearings are commonly utilized for axial loads. The outer and interior rings have a bit greater radii than the balls. These bearings can accommodate large speeds and reduced torque. They can also be equipped with distinct grease amounts. If grease is needed, you can pick a lubricant that has different traits dependent on the software. They are effortless to set up and maintain. Nevertheless, they are not suggested for adjacent mounting.


A plastic ball bearing is a highly versatile part that can be mounted in a assortment of elements, like wheels, pulleys and housings. The outer ring of a plastic bearing is generally the pulley profile. The inner ring can be made of a shaft or polymer. The built-in style of a plastic ball bearing assists to lessen assembly time and value. Here are some of the advantages of this sort of bearing:
Initial and foremost, plastic balls are lighter than metallic balls. They also have less magnetic homes than metal balls, producing them the greatest choice for purposes requiring minimal bodyweight and noise. Glass balls are also lighter than stainless steel balls, making them the ideal metallic-cost-free decision. They are also very corrosion-resistant, which can make them a fantastic option for some purposes. In addition to getting light-weight, polymer ball bearings are also silent. And because of their lower weight, plastic ball bearings are excellent for applications that require quickly velocity.
An additional edge of plastic bearings is their capacity to face up to higher temperatures. This materials is also abrasion and corrosion-resistant. It meets Fda and USDA acceptance needs. Apart from its abrasion-resistant and corrosion-resistant properties, these plastics do not transfer warmth. Apart from being extremely durable and flexible, most plastics are also self-lubricating. Common plastics consist of phenolics, acetals, nylon, and extremely large molecular weight polyethylene. Even so, plastics have limitations, and these supplies might be broken by severe temperatures or chilly stream beneath heavy hundreds.
Other benefits of plastic ball bearings include their reduced density, high hardness and low friction coefficient, and capacity to face up to warmth and corrosion. Ceramics are also lightweight, non-conductive, and have superior resistance to friction. These goods can face up to temperatures up to 1,800 degrees Fahrenheit. If you are in the industry for a plastic ball bearing, it’s essential to pick the correct variety of content. And if you are looking for a large-good quality bearing, seem no further.

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