How To Calculate Hp On A Hammer Mill. Rolling mill horsepower calculation, central drive ball mill torque and power calculation, how to calculate mill power from torque and how to. jyoti ceramic industries pvt ltd.Calculations for mill motor, to calculate the motor power required for a cylindrical type ball mill,, to calculate the speed of the mill, use the following.Ball Mill DesignPower Calculation. Ball Mill Power Calculation Example 1 A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15 and a size distribution of 80 passing inch 6350 microns The required product size distribution is.