Purchase Qty. Reference FOB Price
50-199 Pieces US$2.00
200+ Pieces US$1.50
Product Description
ceramic balls, si3n4 ceramic ball, ceramic grinding balls, si3n4 ceramic grinding ball Product Description Silicon Nitride Si3N4 Ceramic he high precision and high performance silicon nitride bearing ball is manufactured by spray-drying process, near-net-shape, cold isotatic pressing, GPS-HIP ...