grinding aid mill process calculation - expertswing.in- calculation of percentage volume of gringing media in ball mill ,We can calculate the steel charge volume of a ball or rod mill and express it as the % of the volume within the liners that is filled with grinding media.ore dressing grinding media volume in ball millMill Steel Charge Volume Calculation 911 Metallurgist. Mar 19, 2017 . We can calculate the steel charge volume of a ball or rod mill and . it as the % of the volume within the liners that is filled with grinding media.