... 30mm,40mm,50mm,60mm 2.alumina content:92% cement mill grinding balls Company NamePingxiang Tianjian ceramic chemical packing co.,ltd ... : The products are widely used as grinding media of ball mill on ceramics, cements, paints, refractories, inorganic mineral powders. Product ... Density(g/cm3) ≥3.25Wearing loss ≤0.025 Size:30 40 50 60mmRemarksProduction Capacity: 800Ton/MonthPackage: 25kg/plastic bag, ...