Product Description

Product Specifics

Production Processes 

Granville as a manufacturer of large good quality goods,guartees compliance with the maximum standards relative to the use of the ideal metal high quality in the prduction approach,the maximum standards in the layout of contact surfaces,as properly we the most efficient packing and lubrication of elements.1 of our principal aims is the continued enhancement in the quality of our goods and procedures,in pursuit of which we attained ISO certification 9001:2008 and TS16949.

High quality Manage


Company Profile

Granville team commence from London and in order to adapt to the global marketplace scenario and enterprise development,Granville gradually oriented to international marketplaces through source integration, the Granville’s firms are current throughout 5 continents. We run in 4 business clusters: Parts for Market and automotive Equipment tools and mechatronics CZPT and New resources, and Health care.

Extensive item variety:

— Bearings
— Oil seals, Transmission belt
— Chain and Sprocket
— Hub assembly & Wheel bearings
— Coupling, castings
— Linear motion

— Conduct-primarily based, service oriented, targeted on results, and committed to ongoing advancement

— offer chain administration and customer service

1.Superior Automatic Lines
2.Complete Selection
three.Premium Top quality

Kinds of Ball Bearings

There are numerous varieties of Ball Bearings available on the market place, but which one particular is best for your application? Listed here, we will discuss the variances amongst Angular get in touch with, Solitary-row, Higher-carbon steel, and Ceramic ball bearings. These varieties of bearings also characteristic races, or a groove in the middle of every single. These races are critical in trying to keep the balls contained inside of the cylinder. They also supply a groove-baed pathway.


The ceramic ball used in ball bearings has many rewards. It is light-weight, operates at lower temperatures, has decreased skidding, and is resistant to electrolysis. The ball also displays longer exhaustion existence. All of these elements make the ceramic ball a very good option for numerous applications. But, how do you know if a ceramic ball bearing is right for your software? Study on to uncover why ceramic ball bearings are a much better choice than metal or stainless steel kinds.
The ceramic balls are forty% more dense than steel. This means less centrifugal pressure is created on the bearing, which suppresses heat era. Simply because of this diminished friction, ceramic bearings are far more effective at transferring energy. In contrast to steel bearings, ceramic balls have more time existence spans. Nevertheless, these ceramic balls are not as powerful as steel. For that reason, it is critical to recognize the restrictions of the ceramic ball bearing just before buying a single.
The ceramic components employed for ball bearings are resistant to micro-welding. Metals go through this method when imperfections in the surfaces interact. Ultimately, this outcomes in a brittle ball that lowers the lifestyle of a bearing. In contrast to metals, ceramic resources have a secure conduct at substantial temperatures and show considerably less thermal enlargement. This implies that they can be employed for programs the place lubrication isn’t an alternative.
Whilst steel balls can effortlessly soak up contaminants and foreign particles, the ceramic ball is insensitive to this, and isn’t going to need lubrication. This indicates they are not prone to corrosion and other typical problems. These are just a couple of causes why ceramics are a much better option. This technologies has a vast assortment of uses. It truly is effortless to see why it is so common. If you happen to be hunting for a new bearing for your application, be sure to get in touch with an AST Purposes Engineer. They can analyze your running conditions and prospective failure modes.

Angular make contact with

An Angular Contact Ball Bearing (also acknowledged as an angular-make contact with bearing) has an axial component that is created when radial masses are utilized. They are normally utilised in pairs, triplex sets, or quadruplex sets. These bearings are also available with Super Completed Raceways to minimize sound and boost lubricant distribution. Angular speak to ball bearings have different layout units, such as bore size, outer diameter, and outer ring width.
A single-row angular speak to bearing has a radial get in touch with angle that is equivalent to the angular distance between the two rings. Double-row angular bearings are designed for two-way thrust capability. These kinds of bearings can be obtained at Grainger and other on the web suppliers. A normal angular contact bearing will final up to a million revolutions. They are often used in industrial angular get in touch with bearings.
One-row angular speak to ball bearings function a established make contact with angle. These bearings can assistance radial and axial hundreds, but they are unable to face up to high speeds. Single-row angular make contact with ball bearings could also have one or two shoulders relieved. Thrust load is a force positioned on the bearing when it is installed in an assembly, and it is used to develop an angle among the races.
Angular speak to ball bearings arrive in solitary and double-row configurations. They differ in the axial load they can carry and the kind of lubrication they use. Angular contact ball bearings are perfect for high-speed programs and can accommodate each radial and axial hundreds. The sort of speak to and lubrication utilised in angular-get in touch with ball bearings is dependent on the intended use for the bearing.

High-carbon metal

Carbon steel is a minimal-alloy and higher-carbon steel employed in bearings. This substance provides exceptional toughness and fatigue houses for ball and roller bearings. Its mechanical houses are excellent for programs in which the temperature is less than four hundred levels Fahrenheit. High-carbon metal is also utilized to make bearing parts for chrome steel bearings. These sorts of steels are softer than chrome metal but supply superior durability in applications the place the materials is exposed to extreme conditions.
Hardened carbon metal balls with an AISI 1015 hardness index are utilized in a variety of automotive, industrial, and semi-precision purposes. In addition to automotive programs, they are also employed in slides, trolleys, and conveyors. AISI 1015 carbon steel balls are utilised in bearings. They can be obtained in a selection of weights and diameters. Carbon steel balls can also be acquired in nickel-plated or uncoated kinds for decorative functions.
In purchase to decide whether a ball bearing is manufactured of substantial-carbon metal, the material need to be tested for its hardness. An normal pocket magnet will operate effectively, but an ordinary exceptional earth magnet is not potent enough to measure the hardness. If it appeals to the magnet strongly, the steel is steel, although a weak magnet implies a non-ferrous materials. A hardness test calls for a particular microhardness examination.
A reduced-carbon metal is one more selection. Some miniature bearing producers use a materials with much less carbon than AISI 440C. This substance is also identified as KS440 or X65Cr13. After being heat-handled, it develops more compact carbides, resulting in excellent low-sound attributes and the same corrosion-resistance as 440C. These materials are a much less expensive substitute than chrome steel, but they are typically significantly less durable than chrome alloy metal.


Solitary-row angular speak to ball bearings accommodate axial loads in a single path. These are typically modified from a second bearing. As opposed to other ball bearings, they are non-separable and include an higher and lower shoulder. One-row ball bearings are created of Chromium Metal (GCr15) which is warmth-treated to obtain large uniform hardness and superb wear resistance. They are the most typically utilised sort of bearings in the planet.
Because of the angular get in touch with amongst the radial plane and the raceway, single-row ball bearings transmit radial forces from raceway to raceway. A increased a, the better the axial load carrying capability of the bearing. Single-row angular make contact with ball bearings are ideal for large axial loads. Nevertheless, they have limited preload abilities and need to be put in in pairs. Therefore, they are greatest employed for applications where axial forces must be distributed.
Solitary-row ball bearings can be pre-lubricated and have metal shields. They are also obtainable with rubber seals or snap rings on the outdoors edge. They are available with different retainers, such as pressed steel cages, plastic shields, and rubber seals. A tapered bore is also available on request. They are perfect for purposes exactly where space is restricted. The 6200 series of bearings are especially well suited for electrical motors, dental hand tools, and optical encoders.
Single-row angular get in touch with ball bearings are broadly employed for axial masses. The outer and internal rings have marginally more substantial radii than the balls. These bearings can accommodate large speeds and minimal torque. They can also be supplied with various grease levels. If grease is necessary, you can pick a lubricant that has various characteristics dependent on the application. They are easy to set up and maintain. Nevertheless, they are not suggested for adjacent mounting.


A plastic ball bearing is a very flexible ingredient that can be mounted in a range of parts, which includes wheels, pulleys and housings. The outer ring of a plastic bearing is typically the pulley profile. The internal ring can be produced of a shaft or polymer. The built-in style of a plastic ball bearing aids to decrease assembly time and expense. Below are some of the positive aspects of this variety of bearing:
First and foremost, plastic balls are lighter than metallic balls. They also have much less magnetic qualities than metal balls, generating them the greatest choice for applications demanding reduced weight and sounds. Glass balls are also lighter than stainless steel balls, generating them the excellent metal-free of charge choice. They are also really corrosion-resistant, which makes them a excellent option for some programs. In addition to being light-weight, polymer ball bearings are also silent. And simply because of their reduced bodyweight, plastic ball bearings are perfect for programs that need rapidly pace.
An additional edge of plastic bearings is their capacity to endure high temperatures. This substance is also abrasion and corrosion-resistant. It meets Food and drug administration and USDA acceptance demands. Apart from its abrasion-resistant and corrosion-resistant homes, these plastics do not transfer heat. Apart from getting incredibly sturdy and adaptable, most plastics are also self-lubricating. Widespread plastics include phenolics, acetals, nylon, and extremely large molecular weight polyethylene. Even so, plastics have limits, and these supplies could be damaged by excessive temperatures or chilly movement underneath large loads.
Other advantages of plastic ball bearings consist of their minimal density, high hardness and minimal friction coefficient, and ability to stand up to warmth and corrosion. Ceramics are also light-weight, non-conductive, and have exceptional resistance to friction. These products can stand up to temperatures up to 1,800 degrees Fahrenheit. If you happen to be in the industry for a plastic ball bearing, it really is critical to pick the correct type of content. And if you’re searching for a large-top quality bearing, appear no more.

China Standard CZPT Miniature Deep Groove Ball Bearing 698-2RS Single Row Bearing     with high qualityChina Standard CZPT Miniature Deep Groove Ball Bearing 698-2RS Single Row Bearing     with high quality

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of steel ball bearings.

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