Bond Index Ball Mill / Rod Mill BT 100 XL RETSCH
Module Ball Mill. Minerals precrushed to < mm and sieved ; Drillcore precrushed to < mm and sieved ; Half Drillcore precrushed to < mm and sieved ; The Bond Index conforming ball charge consists of: 43 x " balls; 67 x " balls; 10 x 1" balls; 71 x " balls ; 94 x " balls ; The optimum number of grinding balls is 285. However, the ball diameters vary ...