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湖北某磷矿反浮选钾长石试验研究

Ming LIU,Ying-yong GE,Yu MENG,Guo-qing ZHU

Bulletin of the Chinese Ceramic Society（2018）

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Abstract
针对湖北某低品位难选硅钙(镁)质磷矿,主要脉石矿物为钾长石,原矿P2O5品位19.84％,SiO2品位27.78％.在磨矿细度-0.074 mm占比80.16％,预先脱除白云石及细泥的情况下,用醚胺类捕收剂T-609反浮选钾长石,可获得精矿P2O5品位33.65％,回收率达72.83％的良好指标,实现了磷灰石和钾长石的有效分离.捕收剂T-609与钾长石主要以物理吸附为主,T-609和消泡剂TOP的搭配使用,可有效改善阳离子捕收剂反浮选钾长石泡沫性能.
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