## derive an expression for the critical speed of a ball mill

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Know MoreThe formula to calculate critical speed is given below N c = 42305 /sqt D-d N c = critical speed of the mill D = mill diameter specified in meters d = diameter of the ball In practice Ball Mills are driven at a speed of 50-90 of the critical speed, the factor being influenced by economic consideration...

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##### Derive An Expression For The Critical Speed Of A Ball Mill

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##### Ball mill critical speed derivation

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## Derivation Of Critical Speed Of Ball Mill

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