mesin rod mill gold ore - ewelinawnuk.pl
Tubular Rod Mills ScienceDirect A wet rod mill was loaded to 45% of its volume with a charge consisting of a gold ore and steel rods The rods diameter was 70 mm The mill had an inner diameter of 1980 mm and was rotated at 21 rpm with a rod load of 238 t The rock volume was 04 times the rod volume after taking into account the porosity of the bed Estimate 1