Research results showed that re-concentration of magnetic concentrate was an efficient way to increase iron concentrate grade.

研究表明，磁铁精矿反浮选是提高庙沟铁矿铁精矿品位的有效途径之一。

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The paper introduces the experimental result of the reverse-direct flotation technology about the strong magnetic concentrate of Buiyunebo oxidized ore.

文章介绍了白云鄂博氧化矿强磁选精矿采用反正浮新工艺工业试验情况。

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Magnetic roller through rotational speed motor that responds to adjust speed table by separators, can control the output and concentrate grade.

磁辊通过调速电机拖动，转速的快慢通过调速表来进行调节，可控制磁选机的产量和精矿品位。

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In the 70 or so microseconds (millionths of a second) before the equipment is mashed, the inrushing walls of the magnet will squeeze and concentrate the magnetic field.

ECONOMIST: Magnetism