The ceramic balls are often silicon nitride or equivalent.
Ceramic vs steel bearings longboard.
Steel bearings are commodity items that are composed of hardened steel balls and a steel inner and outer race.
Performance benefits of ceramic bearings.
An eight pack of premium ceramic skateboard bearings along with 4 bearing spacers will set you back 130 as compared to 30 for steel bearings.
Ceramic bearings vs steel bearings advanced ceramic manufacturer.
Ceramic bearings vs steel bearings ceramic materials offer superior corrosion and heat resistance higher dimensional stability and lower density which facilitates high speed.