SKF develops ceramic ball bearings for electric vehicle  [ Sweden ]

SKF informed that it is developing ceramic ball bearing to address high speed of the electric motors used in EV&HEV powertrains. The electric motor, in combination with an inverter, ensures high efficiency, but it causes current leakage which cause problems such as surface pitting, and subsequent catastrophic failure. Switching conventional steel balls for their ceramic equivalent, to make ...
<May 17, 2019>