grinding ball, cast ball, steel ball, forged ball
Category: Steel Balls
1. Superficial hardness: ?60, with good resistance.(keep this hardness for using and working) 2. Impact toughness: Ak?7 j/cm2, unbreakable. 3. Breakage rate ? 0.5%. (keep this impact toughness for us ...
Keyword : grinding ball | cast ball | forged ball | ball mill