3、钢渣回收、除铁。经磁滑轮选出的废石，矿山预选后， 提高了磨矿机的处理能力，降低电耗和运输费用，有效地提高 了精矿品位和经济效益。
The size of magnetic drum is 14-80mm.
1.It is mainly used for throwing waste rock, sediment and purification after primary crushing or intermediate crushing of mine ore;
2.Low grade ore purification;
3.Steel slag recovery and iron removal. After the waste rock selected by magnetic pulley is pre selected by the mine, the processing capacity of the grinding machine is improved, the power consumption and transportation cost are reduced, and the concentrate grade and economic benefit are effectively improved.