Item Description

Deep Groove Ball Bearing – 6210 for Machine instrument gearboxes, Basic Devices, Instruments
Deep groove ball bearings are the most widely employed bearing kind and are specifically functional. They have minimal friction and are
optimized for lower sounds and low vibration which permits higher rotational speeds. They accommodate radial and axial loads in
each instructions, are effortless to mount, and call for significantly less servicing than other bearing sorts.



                                                                                    About Us

HENGLI CZPT Organization is a effectively-set up Chinese bearing supplier. We layout, manufacture and wholesale bearings.
Our specialised producer of Spherical Roller Bearing Cylindrical Roller Bearing, XIHU (WEST LAKE) DIS. Rolling Bearing Co., Ltd was
established in 1970 and is accredited by the Chinese Ministry of Device Creating.
We invested in 2 additional specialized bearing factories, which let us to offer our customers with top of the line products 
this sort of as Needle Roller Bearings, Spherical Simple Bearings, Rod Ends Bearings, Ball Joint Bearings, Tapered Roller
Bearings,Wheel Hub Bearings 
and Non-Normal Bearings.

Q1 – What is our rewards?

     A    – Maker – Do it only with the Very best

            -Your Choice make distinct. 

Q2 – Our Items

 A   – Spherical Roller Bearing, Cylindrical Roller Bearing, Needle Roller Bearing, Cam Followers, Thrust Bearing

      – Spherical Plain Bearing, Rod End, Ball Joint, Wheel Hub, Tapered Roller Bearing

Q3 – Approach of our production

 A – Heat Remedy – Grinding – Parts Inspection – Assembly – Last Inspection – Packing

This fall – How to customise bearing(non-common) from your company?

 A -We offer OEM,Personalized(Non-common) support and you require to offer drawing and detailed Technological Knowledge.

Q5 –   What ought to I treatment before set up?

 A   – Usually, the preservative with which new bearings are coated ahead of leaving the manufacturing facility does not need to have to be

        removed it is only needed to wipe off the outdoors cylin­drical floor and bore, if the grease is not compatible

        with the preservative, it is necessary to wash and meticulously dry the bearing.

      -Bearings must be mounted in a dry, dust-totally free room absent from metallic functioning or other devices generating

        swarf and dust.

Q6 – How to inventory and upkeep my bearings right? 

 A   – Do not retailer bearings directly on concrete floors, the place drinking water can condense and acquire on the bearing

      -Keep the bearings on a pallet or shelf, in an location the place the bearings will not be subjected to higher humidity

       or sudden and severe temperature changes that may end result in condensation forming

      -Usually place oiled paper or, if not obtainable, plastic sheets amongst rollers and cup races of tapered roller bearings.                                                        


Selecting the Proper Ball Bearing for Your Application

When picking a Ball Bearing, there are a number of items to think about. These aspects contain: the size, lubricant variety, existence of corrosive brokers, stray electrical currents, and a lot more. It can be demanding to pick the correct type, dimensions, and kind of ball bearing for your software. You need to also meticulously estimate the hundreds to establish the right dimension. Listed here are some guidelines for selecting the proper Ball Bearing for your software.


The solitary-row ball bearing is one of the most common kinds of bearings. The inner and outer ring are developed with raceway grooves that are shaped a bit bigger than the balls. This variety of bearing has a reduced torque and can manage high-velocity purposes with minimum power loss. The radial proportions of solitary-row ball bearings also range, so it is possible to uncover one that suits your particular application. Aside from the above-talked about positive aspects, one-row ball bearings are also accessible with various grease stages and are commonly applicable to applications exactly where the space is limited.
Single-row ball bearings are also known as angular-speak to ball bearings. Simply because of their one-row style, they are not separable and can accommodate a higher-speed, heavy-responsibility application. One-row angular-get in touch with ball bearings can only manage axial load in one particular route, and they should be installed in pairs for pure radial loads. One-row ball bearings are a popular type of rolling bearings and can be used for a broad selection of apps.


The self-aligning ball bearing was invented by Sven Wingquist, a plant engineer for a textile firm in Sweden. While he was liable for producing generation as successful as attainable, he quickly recognized that the equipment he had in area was not doing work as efficiently as it could. Though ball bearings are fantastic for minimizing friction, they were not adaptable enough to compensate for misalignments in the equipment.
Self-aligning ball bearings have two rows of balls and a widespread sphered raceway. The inner ring is curved and combines the two rows of balls into one particular cage. These bearings can tolerate shaft misalignment and compensate for static angular flaws. They can be utilised in basic woodworking machinery, ventilators, and conveying tools. They are frequently the preferred selection for apps in which shaft alignment is an issue.


A Ceramic ball bearing is a kind of higher-efficiency bearing that is accessible in both entire-ceramic and hybrid kinds. The main variances between ceramic and metal ball bearings are their design, lubrication, and mobility. High-quality ceramic ball bearings are tough, and they are best for corrosive and higher-temperature applications. The content utilized to develop these bearings aids avoid electrolytic corrosion. They are also best for decreasing the friction and lubrication demands.
Ceramic balls are more difficult and considerably less brittle than steel balls, which offers them a greater diploma of rigidity. Ceramics also have a larger hardness, with a hardness of Rc75-80 in comparison to Rc58-sixty four for steel balls. Their higher compressive energy is around 5 to 7 instances higher than steel. In addition, they have a very minimal coefficient of friction, which makes it possible for them to spin at larger speeds and with much less friction. This increases their lifespan and sturdiness, and decreases the strength essential to turn cranks.


Unlike standard bearings, steel balls have a comparatively uniform hardness. Carbon steel, for instance, is 2.1% carbon by bodyweight. According to the American Iron and Steel Institute, copper content material should be no far more than .forty% and manganese content material need to not be much more than 1.sixty five g/cm3. Right after carbonizing, metal balls undergo a approach named sizing, which increases their roundness geometry and hardness.
The major distinctions among metal ball bearings and ceramic ball bearings can be traced to their various materials. Ceramic balls are produced from zirconium dioxide or silicon nitride. Silicon nitride is more challenging than metal and resists shocks. The result is increased speed and more time service existence. Polyoxymethylene acetal (PMMA) bearing balls are identified for their stiffness, toughness, and tolerance, but are not as frequent as metal ball bearings.


The most well-known varieties of plastic ball bearings are made of polypropylene or PTFE. These bearings are used in purposes requiring larger chemical resistance. Polypropylene is a structural polymer that provides exceptional bodily and chemical homes, like outstanding resistance to organic solvents and degreasing brokers. Its light-weight, minimal humidity absorption charge, and very good heat resistance make it an superb decision for substantial-temperature applications. Nevertheless, plastic bearings are not without their downsides, especially when running at very higher temperatures or beneath weighty hundreds.
When compared to steel bearings, plastic ball-bearings do not need lubrication. They also are hugely corrosion-resistant, making them an superb option for wash-down programs. They are also post-, autoclave-, and gamma sterilizable. A lot of traditional metal ball-bearings are not able to take care of the high temperatures of foods processing or swimming swimming pools. In addition to high temperature applications, plastic ball bearings are resistant to chemicals, like chlorine.


Plastic sliding bearings are molded bearings manufactured of engineering plastic. With self-lubricating modification engineering, these bearings can be made by injection molding of plastic beads. They are commonly utilised in various industries these kinds of as workplace gear, health and automotive tools. In addition to plastic bearings, glass balls are utilized in a selection of other apps, including medical tools. Glass ball bearings have superb corrosion resistance, excellent mechanical homes, and are electrically insulators.
Plastic ball bearings are produced of all-plastic races and cages. These bearings are suited for programs that are exposed to acids and alkalis. Due to the fact they are more affordable than glass balls, plastic ball bearings are common in chemical-exposed environments. Stainless steel balls are also resistant to heat and corrosion. But the primary drawback of plastic ball bearings is that they are not as powerful as glass balls. So, if fat and sounds is your main issue, contemplate utilizing plastic balls instead.


The world-wide miniature ball bearing market is anticipated to attain US$ 2.39 Billion by 2027, at a CAGR of 7.2%. Development in the region is attributed to technological development and federal government initiatives. International locations this kind of as India and China are attracting FDIs and emphasizing the institution of a international production hub. This is boosting the marketplace for miniature ball bearings. The miniscule ball bearings are produced in small portions and are extremely tiny.
Some manufacturers create miniature ball bearings in distinct components and patterns. Chrome metal is the most well-liked content for miniature ball bearings because of its large load capability, lower noise houses, and reduce price. But the price of stainless metal miniature bearings is low, given that the sum of metal used is minimal. Stainless steel miniature bearings are the smallest in size. Consequently, you can select stainless metal mini ball bearings for high-speed apps.

Angular-get in touch with

Angular-get in touch with ball bearings have a few parts: a cage, inner ring, and balls. Angular-get in touch with ball bearings can assist substantial axial and radial hundreds. A variety of design and style and production characteristics make angular-speak to ball bearings ideal for a selection of apps. Some features of this bearing kind incorporate a special lubricant, various cage components, and distinct coatings.
The measurement of an angular-make contact with ball bearing is identified by the design and style models: outer ring width, axial load, and radial load. Depending on the kind of application, an angular-speak to ball bearing might be produced in double-row, triple-row, or quadruple-row configurations. Angular make contact with ball bearings can be categorized according to their design models, which assortment from metric to imperial. A greater ABEC variety means tighter tolerances. To decide the tolerance equivalent of a distinct bearing, consult a normal Angular-make contact with ball bearing desk.
Angular-make contact with ball bearings feature higher and low-shoulder configurations. They have two-dimensional races that accommodate axial and radial masses. They are obtainable in self-retaining models with strong inner and outer rings, and ball and cage assemblies. Cages manufactured of solid and wrought brass are the most popular, but light-weight phenolic cages are also accessible. The latter is a better choice because it will not take up oil and has reduce rolling friction.


When it arrives to the development of a ball bearing, high-quality raw resources are a vital ingredient. These components not only influence the all round good quality of a ball bearing, but also affect the cost. That’s why you ought to spend near consideration to uncooked substance top quality. In addition to that, uncooked materials must be tested numerous occasions prior to the manufacturing method to make sure high quality. Read through on for some info about the different sorts of supplies employed to make ball bearings.
Steel is the most widespread content for ball bearings. Most ball bearings have stainless steel balls, which are remarkably corrosion-resistant. They are also resistant to saltwater and alkalis. Nonetheless, stainless steel balls are heavier than plastic kinds, and they are also magnetic, which may be a downside in some purposes. If you’re looking for a steel-cost-free option, glass balls are the way to go. They are sturdy, light-weight, and resistant to a broad assortment of chemicals.

China Standard 6318 2RS 90mm*190mm*43mm Double Rubber Seal Bearings , Pre-Lubricated and Stable Performance and Cost Effective, Deep Groove Ball Bearings.     with Hot sellingChina Standard 6318 2RS 90mm*190mm*43mm Double Rubber Seal Bearings , Pre-Lubricated and Stable Performance and Cost Effective, Deep Groove Ball Bearings.     with Hot selling