Bearing discrimination

Source: China Bearing Network Time: 2014-03-29

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Whether the bearing can be used or not; mainly consider the degree of bearing damage, mechanical properties, importance, working conditions, and the time to the next inspection. If there are the following shortcomings, it can no longer be used; it is necessary to replace the new bearing. There is a crack or a gap in any of the outer ring, the roll body and the cage.
1. There is crack on any one of the ferrule and the rolling body.
2. There are significant card injuries on the rolling track, ribs and roll.
3, the cage wear is significant or the rivet is significantly relaxed.
4. There is rust on the raceway surface and the rolling body; there is injury.
5. There are severe indentations and marks on the raceway surface and the rolling body.
6. There is significant creep in the inner diameter surface of the inner ring or the outer diameter surface of the outer ring.
7, the color change due to heat is significant.
8. Bearings sealed with grease; damage to seals or dust caps is significant.

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