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ball mill operating speed operations calculations: the critical speed of ball mill is given by, where r = radius of ball mill; r = radius of ball.

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critical speed r –radii of the mill r radii of the ball g –acceleration due to gravity 10. critical speed of ball mill(in rps) = r=.45

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critical speed calculation formula of ball mill. the critical speed of the mill, &c, is defined as the speed at which a single ball will just remain against the wall for a lg a mill power equation for sag millsthe critical speed of the ball mill

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