白云鄂博云母型低品位稀土-铁矿石选矿试验研究

China Mining Magazine(2020)

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Abstract
针对白云鄂博铁精矿回收率低、杂质含量高等问题,进行矿石分类选别.以云母型低品位铁-稀土矿石为对象,原矿T Fe品位17.48%,主要以磁铁矿和赤铁矿形式存在,且细粒级中分布率较高.通过阶段磨矿-弱磁选回收磁性铁,弱磁尾矿强磁-磨矿-强磁-反浮选回收弱磁性氧化铁工艺,在最佳条件下获得T Fe品位为65.49%,产率为20.85%,回收率为66.77% 的铁精矿,对该矿石的开发利用具有借鉴意义.
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