Product Description

7001 12*28*8mm Single Row Angular Get in touch with Ball Bearing For Compressors


          Industrial pumps                                                                       Industrial gearboxes
          Renewable CZPT                                                                   Compressors
          Industrial electric motors & generators                                    Vehicles, trailers and buses

Angular speak to ball bearings have inner and outer ring raceways that are displaced relative to each other
in the direction of the bearing axis. This indicates that these bearings are designed to accommodate blended
masses, i.e. simultaneously performing radial and axial masses.

The axial load carrying ability of angular get in touch with ball bearings will increase as the contact angle increases. The
make contact with angle is defined as the angle among the line joining the points of speak to of the ball and the raceways
in the radial plane, alongside which the combined load is transmitted from 1 raceway to an additional, and a line
perpendicular to the bearing axis.
The most commonly employed styles are:
A. Solitary row angular get in touch with ball bearings.
B. Double row angular speak to ball bearings.
C. 4-position contact ball bearings.
Series Selection

Angular Make contact with Ball Bearing Specification

                                                      About Us

HENGLI CZPT Firm is a nicely-established Chinese bearing provider. We design, manufacture and wholesale bearings.
Our specialized manufacturer 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 Machine Building.

We invested in 2 additional specialized bearing factories, which enable us to offer our clients with prime of the line products 
this sort of as Needle Roller Bearings, Cam Follower Bearings, Thrust Bearings, Spherical Simple Bearings, Rod Ends Bearings, Ball
Joint Bearings, Tapered Roller Bearings, 
Wheel Hub Bearings and Non-Regular Bearings.

Q1 – What is our positive aspects?

     A    – Company – Do it only with the Best

            -Your Option make different. 

Q2 – Our Items

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

      – Spherical Simple Bearing, Rod Stop, Ball Joint, Wheel Hub, Tapered Roller Bearing

Q3 – Approach of our manufacturing

 A – Warmth Remedy – Grinding – Areas Inspection – Assembly – Last Inspection – Packing

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

 A -We provide OEM,Custom-made(Non-regular) services and you require to offer drawing and in depth Technical Info.

Q5 –   What should I treatment before set up?

 A   – Typically, the preservative with which new bearings are coated prior to leaving the manufacturing unit does not need to have to be

        removed it is only required to wipe off the exterior cylin­drical area and bore, if the grease is not appropriate

        with the preservative, it is required to wash and very carefully dry the bearing.

      -Bearings need to be put in in a dry, dust-totally free space absent from steel operating or other equipment producing

        swarf and dust.

Q6 – How to stock and servicing my bearings appropriate? 

 A   – Do not store bearings right on concrete flooring, in which drinking water can condense and accumulate on the bearing

      -Retailer the bearings on a pallet or shelf, in an area exactly where the bearings will not be subjected to large humidity

       or sudden and significant temperature alterations that may outcome in condensation forming

      -Constantly place oiled paper or, if not available, plastic sheets between rollers and cup races of tapered roller bearings.

Deciding on the Proper Ball Bearing for Your Software

When choosing a Ball Bearing, there are many factors to take into account. These factors contain: the measurement, lubricant variety, presence of corrosive agents, stray electrical currents, and much more. It can be challenging to choose the right type, size, and type of ball bearing for your software. You must also cautiously estimate the hundreds to determine the proper dimension. Here are some tips for picking the correct Ball Bearing for your software.


The one-row ball bearing is 1 of the most well-liked kinds of bearings. The interior and outer ring are developed with raceway grooves that are formed slightly greater than the balls. This kind of bearing has a reduced torque and can handle large-speed apps with small electricity reduction. The radial proportions of solitary-row ball bearings also differ, so it is attainable to find a single that suits your distinct software. Aside from the earlier mentioned-mentioned rewards, single-row ball bearings are also available with varying grease stages and are extensively applicable to purposes the place the room is limited.
Solitary-row ball bearings are also known as angular-make contact with ball bearings. Simply because of their single-row design and style, they are not separable and can accommodate a high-pace, large-obligation software. One-row angular-make contact with ball bearings can only take care of axial load in one particular path, and they must be mounted in pairs for pure radial masses. Single-row ball bearings are a common kind of rolling bearings and can be used for a vast range of programs.


The self-aligning ball bearing was invented by Sven Wingquist, a plant engineer for a textile organization in Sweden. Whilst he was responsible for generating production as efficient as attainable, he shortly realized that the machinery he had in place wasn’t operating as efficiently as it could. Even though ball bearings are great for lowering friction, they ended up not flexible adequate to compensate for misalignments in the equipment.
Self-aligning ball bearings have two rows of balls and a frequent sphered raceway. The inner ring is curved and brings together the two rows of balls into one cage. These bearings can tolerate shaft misalignment and compensate for static angular flaws. They can be utilized in simple woodworking machinery, ventilators, and conveying equipment. They are typically the preferred option for programs exactly where shaft alignment is an issue.


A Ceramic ball bearing is a sort of substantial-functionality bearing that is offered in equally complete-ceramic and hybrid forms. The major distinctions between ceramic and metal ball bearings are their construction, lubrication, and mobility. Large-quality ceramic ball bearings are sturdy, and they are perfect for corrosive and large-temperature programs. The content utilised to create these bearings assists stop electrolytic corrosion. They are also excellent for lowering the friction and lubrication needs.
Ceramic balls are harder and considerably less brittle than steel balls, which offers them a larger diploma of rigidity. Ceramics also have a higher hardness, with a hardness of Rc75-eighty in comparison to Rc58-sixty four for metal balls. Their large compressive energy is about 5 to 7 instances increased than steel. In addition, they have a extremely low coefficient of friction, which allows them to spin at larger speeds and with much less friction. This boosts their lifespan and durability, and decreases the power required to switch cranks.


Not like classic bearings, steel balls have a relatively uniform hardness. Carbon steel, for occasion, is 2.1% carbon by excess weight. In accordance to the American Iron and Metal Institute, copper articles need to be no much more than .forty% and manganese material ought to not be a lot more than 1.sixty five g/cm3. Soon after carbonizing, metal balls endure a method called sizing, which enhances their roundness geometry and hardness.
The main variations between metal ball bearings and ceramic ball bearings can be traced to their different supplies. Ceramic balls are created from zirconium dioxide or silicon nitride. Silicon nitride is tougher than metal and resists shocks. The result is enhanced speed and for a longer time support life. Polyoxymethylene acetal (PMMA) bearing balls are acknowledged for their stiffness, energy, and tolerance, but are not as typical as metal ball bearings.


The most common types of plastic ball bearings are produced of polypropylene or PTFE. These bearings are utilized in apps requiring larger chemical resistance. Polypropylene is a structural polymer that provides outstanding physical and chemical qualities, including outstanding resistance to organic solvents and degreasing agents. Its light-weight, reduced moisture absorption price, and great heat resistance make it an excellent choice for large-temperature purposes. Even so, plastic bearings are not without their drawbacks, particularly when operating at really high temperatures or below weighty hundreds.
When compared to steel bearings, plastic ball-bearings do not need lubrication. They also are extremely corrosion-resistant, creating them an excellent decision for wash-down purposes. They are also publish-, autoclave-, and gamma sterilizable. Many traditional steel ball-bearings cannot handle the high temperatures of food processing or swimming pools. In addition to higher temperature apps, plastic ball bearings are resistant to chemical substances, such as chlorine.


Plastic sliding bearings are molded bearings created of engineering plastic. With self-lubricating modification technology, these bearings can be developed by injection molding of plastic beads. They are extensively employed in a variety of industries these kinds of as business office gear, fitness and automotive gear. In addition to plastic bearings, glass balls are employed in a range of other apps, including health care equipment. Glass ball bearings have exceptional corrosion resistance, exceptional mechanical qualities, and are electrically insulators.
Plastic ball bearings are created of all-plastic races and cages. These bearings are suited for programs that are exposed to acids and alkalis. Because they are more affordable than glass balls, plastic ball bearings are well-liked in chemical-exposed environments. Stainless metal balls are also resistant to warmth and corrosion. But the primary disadvantage of plastic ball bearings is that they are not as sturdy as glass balls. So, if excess weight and sound is your primary worry, take into account making use of plastic balls instead.


The global miniature ball bearing market is anticipated to achieve US$ 2.39 Billion by 2027, at a CAGR of 7.2%. Expansion in the region is attributed to technological progression and authorities initiatives. Nations this kind of as India and China are attracting FDIs and emphasizing the establishment of a world-wide production hub. This is boosting the marketplace for miniature ball bearings. The miniscule ball bearings are created in modest quantities and are extremely tiny.
Some manufacturers create miniature ball bearings in distinct resources and styles. Chrome metal is the most well-known material for miniature ball bearings simply because of its higher load potential, low sounds houses, and decrease cost. But the price of stainless metal miniature bearings is reduced, given that the volume of steel used is minimum. Stainless steel miniature bearings are the smallest in measurement. For that reason, you can pick stainless steel mini ball bearings for high-velocity applications.

Angular-get in touch with

Angular-make contact with ball bearings have 3 elements: a cage, inner ring, and balls. Angular-get in touch with ball bearings can support higher axial and radial hundreds. A variety of design and style and production attributes make angular-speak to ball bearings ideal for a assortment of apps. Some functions of this bearing type contain a special lubricant, various cage supplies, and distinct coatings.
The size of an angular-contact ball bearing is identified by the design and style models: outer ring width, axial load, and radial load. Relying on the variety of software, an angular-speak to ball bearing could be created in double-row, triple-row, or quadruple-row configurations. Angular make contact with ball bearings can be classified in accordance to their design and style units, which selection from metric to imperial. A larger ABEC variety signifies tighter tolerances. To establish the tolerance equal of a certain bearing, seek the advice of a common Angular-make contact with ball bearing desk.
Angular-speak to ball bearings feature higher and minimal-shoulder configurations. They have two-dimensional races that accommodate axial and radial masses. They are obtainable in self-retaining models with solid internal and outer rings, and ball and cage assemblies. Cages made of cast and wrought brass are the most common, but lightweight phenolic cages are also accessible. The latter is a greater selection simply because it will not take up oil and has decrease rolling friction.


When it arrives to the construction of a ball bearing, high-top quality raw supplies are a vital part. These components not only influence the general quality of a ball bearing, but also impact the expense. Which is why you should spend close focus to raw substance good quality. In addition to that, raw materials should be tested many occasions before the producing procedure to make sure high quality. Read on for some details about the distinct types of materials utilized to make ball bearings.
Metal is the most common content for ball bearings. Most ball bearings have stainless metal balls, which are remarkably corrosion-resistant. They are also resistant to saltwater and alkalis. Nonetheless, stainless steel balls are heavier than plastic ones, and they are also magnetic, which could be a disadvantage in some applications. If you might be seeking for a metallic-free of charge choice, glass balls are the way to go. They’re durable, light-weight, and resistant to a wide range of substances.

China Standard 7001 12*28*8mm Single Row Angular Contact Ball Bearing For Compressors     near me shop China Standard 7001 12*28*8mm Single Row Angular Contact Ball Bearing For Compressors     near me shop