Developments in ceramic bearing balls - SKF EvolutionBearing grade silicon nitride, Si3N4, is the current standard material for rolling bearings and meets international standards, and testing and inspection Ceramic BearingsCeramic bearings are comprised of ceramic rolling elements (balls) enclosed in a ferrous (typically steel) inner and outer race. Since these bearings are 
Ceramic Materials for Rolling Element Bearing Applicationsby RN Katz · 1995 · Cited by 4 — Advanced ceramics, silicon nitride ceramics in particular, offer the potential for' significant performance increases in rolling element bearings. This chapter.21 pagesCeramic Roller BearingsResults 1 - 12 of 36 — Hybrid cylindrical ceramic roller bearings have rolling elements made of bearing grade silicon nitride (ceramic).