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1. What type of corrosion is electro-erosion easily confused with?

2. What forms of electro-erosion are there?

3. Which bearings are commonly affected by electro-erosion?

4. An noise increase is an indication of electro-erosion on a bearing.

5. What are the unfavourable effects of an electrical discharge between rolling bearing components and the associated temperature increase?

6. In the case of leakage currents, grooves only occur on the raceways.

7. How can the occurrence of leakage currents be recognised?

8. What measures are suitable for preventing electro-erosion?

9. There are also rolling bearings with coated rolling elements.

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