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Hardness Of Balls In Ball Mill Crusher

2015 7 42 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 1 Production process forged or rolling 2 Material 45 steel 60Mn steel 65Mn steel B2 steel B3 steel B6 steel 3 Surface hardness 50 68HRC 4 Diameter 50mm2 00 inch