3.5 inch Cast steel alloy high chrome grinding media steel
3.5 inch Cast steel alloy high chrome grinding media steel ball for mill TSC90 Taishan Products Made In China, China Manufacturer. 3.5 inch Cast steel alloy high chrome grinding media steel ball for mill Description: 1.Production process: cast 2.Material: steel,chrome elements,S,P,Si,Mn,Mo,Cu. 3.Surface hardness: 50 65HRC 4.Diameter: 90mm/3.5 inch 5.Heat treatment: Isothermal system





































