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金属矿山 ›› 2008, Vol. 38 ›› Issue (05): 143-145+148.

• 综合利用 • 上一篇    下一篇

大红山铁矿400万t/a选矿厂尾矿再选试验及初步实践

沈立义   

  1. 昆钢集团玉溪大红山矿业有限公司
  • 收稿日期:2008-03-01 出版日期:2008-05-15 发布日期:2011-07-19

Tailing Re-concentration Test and Preliminary Practice in Dahongshan Iron Mine 's 4 million t/a Concentrator

Shen Liyi   

  1. Yuxi Dahongshan Mining Co. Ltd, KunSteel Group
  • Received:2008-03-01 Online:2008-05-15 Published:2011-07-19

摘要: 从昆钢大红山尾矿性质研究入手,通过小型试验,采用SLon-2000 mm立环脉动高梯度强磁选机经一次粗选、一次精选生产工艺流程回收尾矿中的铁矿物,获得了较好的技术指标和经济效益。

关键词: 铁尾矿, 赤铁矿, 针铁矿, 强磁选工艺

Abstract: Based on the study of the tailing properties of KunSteel's Dahongshan Iron Concentrator, small--scale test was made to recovery the iron minerals from the tailings by SLon-2000mm vertical ring pulsating high gradient high intensity magnetic separators in a process consisting of one roughing and one cleaning, which achieved good technical and economic results.

Key words: Iron tailings, Hematite, Goethite, High intensity magnetic separation process