Min. Order Reference FOB Price
1 Piece US$0.10-1.00 / Piece
Product Description
ZYS Si3N4 ceramic ball Diameter 0.8 1 1.2 1.5 1.588 2 2.381 2.5 mm Silicon Nitride ceramic bearing balls G5 Product Description The development history of ZYS silicon nitride ceramic balls: 1986-1990 Exploratory research on ceramic bearings 1991-1995 Preliminary Research on Ceramic Ball Bearings ...