Merchandise Description

 HangZhou Longyuan Bearing Production Co., Ltd. largely produces tapered roller bearings,
deep groove ball bearings, self-aligning bearings, vehicle bearings, motorcycle bearings,
thrust ball bearings, wheel bearings and other sequence of bearings. The organization has 20 tech-
nical developers and more than 80 staff. It is the initial bearing tests gear in Chi-
na, with an annual generation of a lot more than 1 million sets, Exceptional status, strive to build
the firm’s competitiveness, trustworthy high quality and client gratification. Our items are
exported to foreign organizations such as the United States, France, Britain and Italy, and have proven a very good global and domestic offer track record. Enterprise persistence “Qu-
ality for growth, consumer very first” company coverage. Welcome consumers at house and abro-
ad to negotiate and purchase.


1. who are we?
We are based mostly in ZheJiang , China, start from 2012,market to Domestic Industry(thirty.00%),Southeast Asia(fifteen.00%),Oceania(ten.00%),South Asia(10.00%),North The united states(ten.00%),Mid East(9.00%),Japanese Europe(8.00%),Japanese Asia(8.00%). There are total about eleven-fifty folks in our place of work.


2. how can we ensure good quality?

Always a pre-generation sample ahead of mass manufacturing

Always closing Inspection just before cargo


three. what can you get from us?

Deep groove ball bearing,Tapered Roller Bearings,Thrust ball bearing,Flywheel,Bearing sleeve.


4. why must you buy from us not from other suppliers?



five. what solutions can we give?

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Varieties of Ball Bearings

There are many types of Ball Bearings accessible on the market place, but which one is very best for your application? Listed here, we will talk about the variances in between Angular get in touch with, Solitary-row, Substantial-carbon metal, and Ceramic ball bearings. These kinds of bearings also function races, or a groove in the center of each and every. These races are important in retaining the balls contained inside of the cylinder. They also offer a groove-baed pathway.


The ceramic ball employed in ball bearings has a lot of benefits. It is light-weight, operates at reduced temperatures, has decreased skidding, and is resistant to electrolysis. The ball also exhibits longer fatigue existence. All of these elements make the ceramic ball a very good selection for many apps. But, how do you know if a ceramic ball bearing is appropriate for your application? Read through on to uncover why ceramic ball bearings are a better decision than metal or stainless metal types.
The ceramic balls are forty% much more dense than steel. This indicates less centrifugal force is created on the bearing, which suppresses warmth generation. Due to the fact of this reduced friction, ceramic bearings are a lot more productive at transferring power. When compared to metal bearings, ceramic balls have more time daily life spans. Even so, these ceramic balls aren’t as sturdy as steel. Therefore, it is critical to realize the limitations of the ceramic ball bearing ahead of acquiring one particular.
The ceramic materials utilized for ball bearings are resistant to micro-welding. Metals bear this procedure when imperfections in the surfaces interact. Ultimately, this outcomes in a brittle ball that reduces the daily life of a bearing. As opposed to metals, ceramic components have a steady conduct at higher temperatures and show considerably less thermal growth. This implies that they can be utilised for purposes in which lubrication just isn’t an option.
Even though steel balls can effortlessly take in contaminants and foreign particles, the ceramic ball is insensitive to this, and does not need lubrication. This means they’re not inclined to corrosion and other frequent troubles. These are just a handful of reasons why ceramics are a far better choice. This engineering has a vast range of makes use of. It is simple to see why it is so popular. If you’re hunting for a new bearing for your software, be sure to contact an AST Applications Engineer. They can evaluate your running conditions and prospective failure modes.

Angular speak to

An Angular Speak to Ball Bearing (also identified as an angular-speak to bearing) has an axial ingredient that is produced when radial hundreds are utilized. They are generally employed in pairs, triplex sets, or quadruplex sets. These bearings are also available with Super Concluded Raceways to decrease sounds and increase lubricant distribution. Angular speak to ball bearings have different layout models, this sort of as bore measurement, outer diameter, and outer ring width.
A one-row angular speak to bearing has a radial make contact with angle that is equal to the angular length amongst the two rings. Double-row angular bearings are created for two-way thrust capability. These sorts of bearings can be obtained at Grainger and other online stores. A normal angular speak to bearing will previous up to a million revolutions. They are often employed in industrial angular get in touch with bearings.
One-row angular contact ball bearings function a established contact angle. These bearings can support radial and axial hundreds, but they can’t withstand substantial speeds. Single-row angular get in touch with ball bearings could also have one particular or two shoulders relieved. Thrust load is a force positioned on the bearing when it is mounted in an assembly, and it is utilized to produce an angle amongst the races.
Angular get in touch with ball bearings appear in one and double-row configurations. They vary in the axial load they can carry and the sort of lubrication they use. Angular get in touch with ball bearings are perfect for high-velocity programs and can accommodate the two radial and axial loads. The type of speak to and lubrication utilised in angular-make contact with ball bearings depends on the intended use for the bearing.

Large-carbon metal

Carbon steel is a low-alloy and higher-carbon metal used in bearings. This content offers excellent toughness and fatigue properties for ball and roller bearings. Its mechanical houses are best for purposes the place the temperature is considerably less than 400 degrees Fahrenheit. Higher-carbon steel is also employed to make bearing elements for chrome steel bearings. These varieties of steels are softer than chrome metal but offer outstanding longevity in programs the place the materials is exposed to severe circumstances.
Hardened carbon metal balls with an AISI 1015 hardness index are used in a variety of automotive, commercial, and semi-precision purposes. In addition to automotive purposes, they are also utilized in slides, trolleys, and conveyors. AISI 1015 carbon metal balls are utilised in bearings. They can be purchased in a assortment of weights and diameters. Carbon steel balls can also be acquired in nickel-plated or uncoated versions for decorative purposes.
In order to determine whether or not a ball bearing is created of large-carbon steel, the materials must be examined for its hardness. An normal pocket magnet will function properly, but an ordinary uncommon earth magnet is not powerful adequate to evaluate the hardness. If it draws in the magnet strongly, the metal is steel, although a weak magnet signifies a non-ferrous content. A hardness check demands a unique microhardness test.
A decrease-carbon metal is an additional option. Some miniature bearing companies use a substance with considerably less carbon than AISI 440C. This material is also acknowledged as KS440 or X65Cr13. Soon after becoming heat-handled, it develops smaller sized carbides, ensuing in superior reduced-sound characteristics and the same corrosion-resistance as 440C. These components are a much less high-priced different than chrome steel, but they are usually much less resilient than chrome alloy steel.


One-row angular get in touch with ball bearings accommodate axial masses in one direction. These are normally modified from a second bearing. Not like other ball bearings, they are non-separable and contain an higher and decrease shoulder. Solitary-row ball bearings are created of Chromium Metal (GCr15) which is heat-handled to accomplish substantial uniform hardness and superb wear resistance. They are the most commonly utilised variety of bearings in the world.
Due to the fact of the angular contact in between the radial plane and the raceway, one-row ball bearings transmit radial forces from raceway to raceway. A higher a, the better the axial load carrying ability of the bearing. One-row angular make contact with ball bearings are ideal for high axial hundreds. Even so, they have constrained preload capabilities and have to be mounted in pairs. Hence, they are very best utilised for apps where axial forces must be distributed.
One-row ball bearings can be pre-lubricated and have metal shields. They are also offered with rubber seals or snap rings on the outside the house edge. They are offered with numerous retainers, like pressed steel cages, plastic shields, and rubber seals. A tapered bore is also obtainable upon ask for. They are best for apps in which place is limited. The 6200 sequence of bearings are specially well suited for electrical motors, dental hand equipment, and optical encoders.
One-row angular speak to ball bearings are extensively utilized for axial hundreds. The outer and interior rings have slightly larger radii than the balls. These bearings can accommodate large speeds and low torque. They can also be equipped with distinct grease stages. If grease is necessary, you can select a lubricant that has diverse qualities based on the software. They are effortless to set up and sustain. Nonetheless, they are not recommended for adjacent mounting.


A plastic ball bearing is a very functional element that can be mounted in a range of components, which includes wheels, pulleys and housings. The outer ring of a plastic bearing is generally the pulley profile. The internal ring can be produced of a shaft or polymer. The built-in style of a plastic ball bearing will help to minimize assembly time and value. Listed here are some of the advantages of this variety of bearing:
Very first and foremost, plastic balls are lighter than metallic balls. They also have significantly less magnetic houses than metal balls, making them the best choice for programs requiring low weight and noise. Glass balls are also lighter than stainless metal balls, making them the best metal-cost-free option. They are also really corrosion-resistant, which tends to make them a wonderful decision for some applications. In addition to currently being light-weight, polymer ball bearings are also peaceful. And simply because of their reduced fat, plastic ball bearings are excellent for applications that need fast pace.
An additional advantage of plastic bearings is their potential to endure high temperatures. This content is also abrasion and corrosion-resistant. It meets Food and drug administration and USDA acceptance requirements. Apart from its abrasion-resistant and corrosion-resistant qualities, these plastics do not transfer heat. Aside from being very sturdy and flexible, most plastics are also self-lubricating. Common plastics consist of phenolics, acetals, nylon, and ultra higher molecular bodyweight polyethylene. Nonetheless, plastics have constraints, and these supplies may be ruined by intense temperatures or chilly flow underneath weighty loads.
Other benefits of plastic ball bearings consist of their low density, large hardness and reduced friction coefficient, and capability to stand up to heat and corrosion. Ceramics are also lightweight, non-conductive, and have exceptional resistance to friction. These items can stand up to temperatures up to 1,800 levels Fahrenheit. If you might be in the marketplace for a plastic ball bearing, it really is crucial to choose the appropriate sort of materials. And if you are searching for a substantial-top quality bearing, seem no more.

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