| Condition | Cause | Solution |
|---|---|---|
| Peeling is a cluster of very small spalls (size about 10µm). Peeling can also include very small cracks which develop into spalls. | Likely to occur in roller bearings. Tends to occur if surface of opposite part is rough or lubrication characteristics are poor. Peeling may develop into flaking. |
|
- Rollers of spherical roller bearing
- Peeling on rolling contact surfaces
- The cause is poor lubrication.
- Tapered roller bearing
- Development of peeling to flaking on inner ring and rollers
- The cause is poor lubrication.









