### Calculate And Select Ball Mill Ball Size For Optimum Grinding

Aug 02 calculation of top size grinding media fred c bond calculation of top size grinding media azzaroni’s formula if you calculate from figure 5 assuming you wanttarget a p90 of 60 microns you get around 22 mm 1 inch as a ball size this is quite the difference optimal ball diameter in a mill grindingoperationsdesign preferred size of balls for ball