... pig iron power, compound metal, sendust, zip-top can,PCB, useless battery,etc. Metal GrinderUsable rangeMetal grinder can grind the ... alloy metal, aluminium ferrosilicon powder, bottle cap, zip-top can, PCB, obsolete mobile phone battery, etc. The fineness of output is ... power47.5KWMaximum hardness<9 (recruit's)<9 (recruit's)Machine weight1.8 Tons2.5 Tons Metal PowerMachine/ Scrap Metal Grinding ...