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TECHNICAL NOTES 8 GRINDING R. P. King. 82 ... The critical speed of the mill, ... Figure Effect of mill filling on power draft for ball
TECHNICAL NOTES 8 GRINDING R. P. King. 82 ... The critical speed of the mill, ... Figure Effect of mill filling on power draft for ball
ball mill rpm calculation YouTube. 15 Jan 2014 ... steel grinding balls, This formula calculates the critical speed of any ball mill. Correlations for the ...
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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, nc = rpm. But the mill is operated at a speed of 15 rpm. Therefore, the mill is operated at 100 x 15/ = % of critical speed.
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