Ceramic Ball
Ceramic Ball have many advantages compared to Steel Balls. Bearing with ceramic balls can increase bearing performance and extend bearing life when used on high speed application or in a chemical, vacuum or high temperature environment.CEMA offers G5 Si3N4 Ceramic balls for use in loose ball wheel systems, such as Campagnolo or Shimano wheel hub.
Features
- Si3N4 ball only 40% weight of steel ball.
- Lower torque needed for pedal.
- Lower thermal expansion, excellent mechanical property at high temperature.
- Works in low lubrication condition.