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Rollers
Rollers

Rollers

Rollers are the components bored with loads in bearing operation. They are also the weakest component whose quality will directly affect the bearing’s performance like rotating speed, vibration level and flexibility. It’s also the key element for service life of bearings. Based on different categories, rollers can be divided into spherical, tapered, cylindrical rollers. According to different precision level, they are divided into grade I, II and III. 


ZWA’s precision spherical roller bearings are with least grade II and raw materials are with European standard. The production capacity of ZWA is 80,000 to 100,000 piece monthly.



Applications of Bearing

Spherical Rollers

All of ZWA’s spherical rollers are Symmetrical with spherical fiducial surface.


Advantage

Zero defect culture, customized production, European standard, advanced R&D center, physical& chemical labs inuring the raw material quality, super-finish grinding


Designation

Outer diameter from Φ20mm-Φ120mm

Multiple materials are available upon customers’ requests

Various face profiles are available, for example flat, center holes or dimples.


Raw Material

Raw Materials Raw Materials Raw Materials Raw Materials Roller Cutting Roller Cutting Roller Cutting Roller Cutting Detection Detection Testing Testing Testing Testing Rollers Rollers
ZWA Bearing Recommendations
  • Double Row Spherical Roller Bearing

    Double Row Spherical Roller Bearing

    Double-row spherical roller bearings have spherical raceways in the outer rings of two rows of rollers. They can handle large radial loads and are able to bear axial load in any direction.
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  • Single Row Spherical Roller Bearing

    Single Row Spherical Roller Bearing

    Single-row spherical roller bearings are self-retaining and they can handle both radial and thrust loads. Bar contact is another feature of single-row spherical roller bearings.
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  • Deep Groove Ball Bearings

    Deep Groove Ball Bearings

    Deep groove ball bearings, also known as DGBB bearing, are the typical rolling bearings which have the most widely application.
    Basic deep groove ball bearings of different sizes are made up of one inner ring, one outer ring, one cage and a group of balls. It can bear both radial and axial load capacity. Therefore, it can also be divided into axial deep groove ball bearing and radial deep groove ball bearing.
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Happy Thanksgiving
Dear valued customers,As Thanksgiving Day approaches, we at ZWA want to take a moment to express our heartfelt gratitude for your continued patronage. This cherished holiday is a time to reflect on th...
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  • Happy Thanksgiving
    2023.11.23
    Happy Thanksgiving
    Dear valued customers,As Thanksgiving Day approaches, we at ZWA want to take a moment to express our heartfelt gratitude for your continued patronage. This cherished holiday is a time to reflect on th...
  • ZWA Bearings attends Shanghai International Paper & Pulp Exhibition
    2021.11.19
    ZWA Bearings attends Shanghai International Paper & Pulp Exhibition
    From November 9th to 12th, ZWA attends Shanghai International Paper & Pulp Exhibition. In this exhibition, ZWA met her customers Voith and Valmet , and discussed the further cooperation.Meanwhile,...