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对化念铁矿采用永磁滑轮进行废石抛除的试验进行了探讨，并详细分析了应用永磁滑轮选矿的条件，确定了最佳选矿粒级及工艺流程，为中、小型矿山从赤铁矿、褐铁矿原富矿中抛除所混入的废石，提供了一条有效的选矿途径。
This paper discussed the experiment of waste rock disposal by using permanent magnetic pulleys in Huaian Iron Mine and analyzed the condition of dressing with permanent magnetic pulleys in detail and determined the best beneficiation grain size and technological process. Iron ore, limonite rich ore in the original to remove the mixed waste rock, providing an effective dressing.