critical speed of ball mill 76.6

Posted at: December 3, 2012

Mill Critical Speed Determination – SAGMILLING.COM Mill Critical Speed Determination. … N c =76.6(D-0.5) where, N c is the critical…

  • Mill Critical Speed Determination – SAGMILLING.COM

    Mill Critical Speed Determination. … N c =76.6(D-0.5) where, N c is the critical speed,in revolutions per minute, D is the mill effective inside diameter, in feet.

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  • Ball Mill Operating Speed – Mechanical Operations Solved …

    The critical speed of ball mill is given by, where R = radius of ball mill; r = radius of ball. For R = 1000 mm and r = 50 mm, n c = 30.7 rpm.

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    The Intermittence Ball Mill rotating speed is named critical speed once the outmost layer balls just rotate with all the barrel , nor fall.

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