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608/688 Ceramic Ball Bearing (Si3N4 Ball) (Zro2 Ball)

The ultimate bearing for inline, skate board or luge racers. Solid Si3N4 ceramic roller balls. Ceramic ABEC 7 bearings are used by the serious skater, speed boarder or luge racer.Size 688,mini bearing,8*16*5 Axle 8mm Rings Chromer steel Balls Si3N4 ceramic Cage Nylon Lubrication Speed master oil Seal/Shield Both sides sealed Color Black.Can be made as customer’s reuqest Class Ceramic ball bearing Logo Ceramic 688RS.Can be made as customer’s request

608/688 Ceramic Ball Bearing (Si3N4 Ball) (Zro2 Ball)

608 Full Ceramic Bearing (Si3N4)

Full Si3N4 bearing has some better performance than ZrO2, the rings and balls made by full ceramic material: Si3N4, as a standard constructure, the cage made by PTFE, generally we also could make the cage with GFRPA66-25, PEEK, PI, Phenolic Textolite Tube, etc. Compares than the material of ZrO2, The SiN4 ceramics bearings could endure heavier load and could be used in higher temperature environment.

608 Full Ceramic Bearing (Si3N4)
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