Damage status: the so-called wear is caused by friction of raceway surface or rolling surface, roller ends, shaft ring surface and maintains a concave surface of the wear and tear.
Foreign invasion, rust corrosion caused by the development.
Caused due to the irregular motion of roller sliding measures: 1.
Improve the sealing device.
Clean the bearing box.
Fully filter lubricating oil.
Check the lubricant and lubricating method.
To prevent the non linear.