The price of the iron concentratc raises as 5-6 times higher as that of the slag.The tests show that the recovery of iron is over about 50% by use of multi-stage spiral chute than spiral chut...

• 分选效果表明，多段螺旋溜槽与普通的螺旋溜槽相比，在品位相当的情况下，回收率提高5%25左右。