Indentations
Indentations
Condition
|
Cause
|
Solution
|
- Inner ring (cut off piece) of self-aligning roller bearing
- Dents on one side of the raceway
- The cause is trapping of solid foreign objects.
- Rollers of spherical roller bearing
- Dents on rolling contact surfaces
- The cause is trapping of solid foreign objects.
- Rollers of tapered roller bearings
- Dents all over rolling contact surfaces. (Temper color at two ends.)
- The cause is foreign objects carried by lubricating oil.
- Inner ring of tapered roller bearing
- Dents on raceway surface
- The cause is trapping of foreign objects.