A Ball Mill Critical Speed (actually ball, rod, AG or SAG) is the speed at which the centrifugal forces equal gravitational forces at the mill shell’s inside surface and no balls will fall from its position onto the shell. The imagery below helps explain what goes on inside a mill as speed varies.

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Get PriceInternational Journal of Mineral Processing, 15 (1985) 183192 183 Elsevier Science Publishers , Amsterdam Printed in The Netherlands SCALE UP OF LIFTERS IN BALL MILLS FUERSTENAU and A.Z. M. ABOUZEID* Department of Materials Science and Mineral Engineering, University of California, Berkeley, CA 94 720, (Received November 30, 1983; revised and accepted August …

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Get Pricearticle{osti_276693, title = {Fluid mechanics of slurry flow through the grinding media in ball mills}, author = {Songfack, and Rajamani, }, abstractNote = {The slurry transport within the ball mill greatly influences the mill holdup, residence time, breakage rate, and hence the power draw and the particle size distribution of the mill product.

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