沙特某低品位磷矿选矿工艺研究

LI Haibing,ZHANG Hua,WU Xiaozhu,CHEN Ciyun,FAN Peiqiang

Phosphate & Compound Fertilizer（2022）

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Abstract

通过开展单一反浮选、双反浮选、反-正浮选、预先脱泥双反浮选工艺对沙特某低品位磷矿石进行选矿工艺探讨.实验结果表明,单一反浮选不能获得合格精矿;反-正浮选工艺流程较长,且药剂制度复杂;直接双反浮选工艺与预先分级双反浮选工艺均能得到w(P2O5)＞32％、w(MgO)＜0.8％的选矿指标.双反浮选工艺药剂制度简单,流程简单,容易操作,适宜应用于沙特低品位硅-钙型磷矿选矿.

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