Forged grinding steel balls for mineral processing plants:
Diameter:60mm
Chemical Composition:
C:0.7-0.9 Si:0.17-0.37 Mn:0.7-1.0 S:0.035max P:0.035max Cr:0.4-0.9
Hardness:HRC60-65
Breakage rate:1%max in the correct operation condition.
Application: gold mines,copper mines,silver mines,iron mines etc.
Packages: by big woven bags(1000kgs/bag) or steel drums(900kgs/drum)
Method of Transportation: by sea or by rail