There are different opinions on the causes of roller bearing damage. We summarize the following six main reasons for roller bearing damage.

1. The material of roller bearing is not international material and does not conform to international standard

2. In the idler bearing channel processing cutting corners

3. The installation process of roller bearing does not meet the standard

4. The use of carbon steel ball or ultra-thin retainer inside the roller bearing is a fake part

5. The roller bearing is not cleaned or the equipment has no drying function, the roller bearing has not been demagnetized, so it is very easy to absorb dust

6. The idler bearing clearance is too small.