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金属矿山 ›› 2009, Vol. 39 ›› Issue (04): 53-55.

• 矿物工程 • 上一篇    下一篇

包钢白云鄂博主东矿磁铁矿新选厂工艺方案

姬志勇,刘亚峰   

  1. 包钢(集团)公司白云鄂博铁矿
  • 出版日期:2009-04-15 发布日期:2011-11-22

Technical Plan for the New Zhudongkuang Magnetite Concentrator of Bayan Obo Iron Mine, BaoSteel

Ji Zhiyong,Liu Yafeng   

  1. Bayan Obo Mine, BaoSteel Group
  • Online:2009-04-15 Published:2011-11-22

摘要: 为降低生产成本,提高经济效益,减少对包头市区的环境污染,包钢决定在白云鄂博铁矿建设年处理800万t原矿、生产300万t铁精矿的主东矿磁铁矿新选矿厂。从破碎工艺、阶段磨矿—阶段弱磁选工艺、弱磁选精矿的反浮选工艺3方面介绍了新选矿厂将采用的工艺流程方案。

关键词: 白云鄂博主东矿, 磁铁矿, 高压辊磨机, 阶段磨选, 反浮选

Abstract: To reduce the production cost, improve the economic benefit and reduce the pollution to the environment of Baotou urban area, BaoSteel decided to build a new Zhudongkuang magnetite concentrator of Bayan Obo Mine that is capable of treating annually 8 million t run-of-mine ore and producing 3 million t iron concentrate.The technical process plan for this new concentrator is described, including its crushing process, staged grinding-staged low intensity magnetic separation (LIMS) process and reverse flotation for the LIMS concentrate.

Key words: Zhudongkuang Concentrator, Magnetite ore, High-pressure roller mill, Staged grinding, Reverse flotation