... .0,P: 0.1 max,S: 0.1 max. Medium Chromium Alloyed Cast Grinding BallSpecificationφ12,φ15,φ17,φ20,φ25 ... Ability50000Ton per yearPackagingBag or steel drumDelivery TimeWithin 30daysUsageThe GUAN WANG Medium Chromium Alloyed Cast Grinding Ball is widely used in ... cement building materials, metal mining, coal paste thermal power plants, chemical engineering, ceramic coating, light ...