power draw calculation ball mill zuiderparkpaviljoen nlBall mill power draw predicted from the Denver slide rule kW 0 200 400 600 Calculated ball-mill power draw from the m odel derived kW Data compared Line y=x Fig 2 Comparison of the ball mill power draw from the Denver slide rule and the proposed model **-fred bond ball mill power draw equations-**,power draw calculation ball mill soctropecol-2017 euThe ball mill motor power requirement calculated above as 1400 HP is the power that must be applied at the mill drive in order to grind the tonnage of feed from one size distribution The following shows how the size or select the matching mill required to draw this power is calculated from known tables 'the old fashion way' …… Get more