新疆某低品位钒钛磁铁矿铁、钛综合回收试验研究  

Study on the comprehensive recovery of Fe and Ti from a low grade vanadium-titanium magnetite in Xinjiang

作　　者：马东林 杨耀辉[2,3] 邓建 严伟平 王洪彬[4] Ma Donglin;Yang Yaohui;Deng Jian;Yan Weiping;Wang Hongbin(Xinjiang Bagang Mining Resources Co.,Ltd.,Wulumuqi 830022,Xinjiang,China;Institute of Multipurpose Utilization of Mineral Resources,CAGS,Chengdu 610041,Sichuan,China;Technology Innovation Center for Comprehensive Utilization of Strategic Mineral Resources,Ministry of Natural Resources,Chengdu 610041,Sichuan,China;Pangang Group Mining Co.,Ltd.,Panzhihua 617000,Sichuan,China)

机构地区：[1]新疆八钢矿业资源有限公司,新疆乌鲁木齐830022 [2]中国地质科学院矿产综合利用研究所,四川成都610041 [3]自然资源部战略性矿产综合利用工程技术创新中心,四川成都610041 [4]攀钢集团矿业有限公司,四川攀枝花617000

出　　处：《钢铁钒钛》2023年第5期15-22,共8页Iron Steel Vanadium Titanium

基　　金：国家自然科学基金战略性矿产资源开发利用专项(2021YFC2900800);中国地质调查局地质调查项目"金属矿产资源节约与综合利用调查"(DD20230039)。

摘　　要：针对新疆某低品位钒钛磁铁矿资源,进行了铁、钛选矿高效综合回收试验研究,根据矿石特性,开发了阶磨阶选回收铁—强磁预富集+浮选回收钛的铁、钛综合回收技术工艺流程。选铁流程最终获得产率16.43%,TFe品位57.08%,Fe回收率53.24%的铁精矿产品;选钛预富集最终获得产率23.35%,TiO_(2)品位16.30%,回收率50.22%的钛铁矿入浮物料产品;浮选选钛最终获得产率25.60%,TiO_(2)品位48.02%、TiO_(2)作业回收率为75.62%的钛精矿产品。指标良好,为该地区低品位钒钛磁铁矿的铁、钛资源回收提供了技术参考。Aiming at a low-grade vanadium titanomagnetite resource in Xinjiang,an experimental study on efficient comprehensive recovery of iron and titanium benefication was carried out.According to the specific properties of the ore,a technological process of iron and titanium comprehensive recovery was developed,including stage grinding stage selection of iron,strong magnetic preconcentration,and flotation to recover titanium.The iron concentrate product with a yield of 16.43%,a TFe grade of 57.08%,and a Fe recovery of 53.24%was finally obtained from the iron separation process.Ilmenite flotation material products with yield of 23.35%,TiO2 grade of 16.30%and recovery of 50.22%were finally obtained by titanium separation and preconcentration.The final result of titanium flotation is a titanium concentrate product with a yield of 25.60%,a TiO2 grade of 48.02%,and a TiO2 recovery rate of 75.62%.With such good index,this process provides a technical reference for iron and titanium recycling of low-grade vanadium titanium magnetite in such areas.

关 键 词：钒钛磁铁矿 低品位矿 选矿 铁 钛 回收率 

分 类 号：TD981[矿业工程—选矿]