calculations for design of ball mills for cement gCement mill design calculation cement mill design calculation 6 cement ball mill design calculation ball mill designpower calculation deze pagina vertalen ball mill powerdesign calculation example 2 in exampleit was determined that a 1400 hp wet grinding ball mill was required to grind 100 tph of material with a bond work index of 15 guess what mineral type it is from 80 passing inch to 80