### Effect Of Ball Size And Powder Loading On The Milling

Dec 01 2013 by using the balls with each size ball mill was carried out for 12 h at three different rotation speeds 50 100 and 153 rpm these speeds are 290 579 and 869 of the critical speed given by the relation n c 4229d 12 where n c is the critical rotation speed in rpm and d is the inner diameter of the ball container in meter

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