ceramic balls raw materials grainger
ceramic balls raw materials grainger. Silicon Nitride (Ceramic Ball) Silicon Nitride (Si 3 N 4) ceramic has become the standard ceramic ball material for hybrid Ball Bearings This material is very hard over 2000 Knoop and very wear resistant The weight of silicon nitride balls is only 40% of steel at 3 2 grams per cm (cubic centimeter) Materials The study of ceramic materials is at the center