Ceramic Ball Bearing for Electrical Fluting Resistance

Eliminates transverse fluting

Replacing one or three steel balls with ceramic balls in a rolling bearing eliminates transverse fluting damage caused by AC electrical erosion, extending bearing service life.

Hai, Ye · Jun, Yin · Xiaobo, Wang · Lou, Wenjing · Liang, Peng · Liu, Haichao

Tribology International 2025

Advantages

Transverse fluting stripes disappeared after replacing one or three steel balls with ceramic ones

Fluting damage stripes first increase then decrease with increased voltage amplitude, frequency, and speed

Number of fluting stripes decreases with increased axial load