2 inch Ball mill grinding media forged and rolling steel ...
2 inch Ball mill grinding media forged and rolling steel balls for gold mining TSF50 Taishan Products Made In China, China Manufacturer. 2 inch Ball mill grinding media forged and rolling steel balls for gold mining Description: process: forged or rolling : 45# steel,60Mn steel,65Mn steel,B2 steel,B3 steel,B6 steel. hardness: 5068HRC : 50mm/ inch