v117n1a11 Performance optimization of an industrial ball ...
Feed rate to ball Mill (t/h) 45 Feed pulp density (%sol. by wt.) 29 Grinding media consumption (kg/ton of ore) 4.2 Ball mill speed (r/min) 16–17 Grinding media size (mm) 75 Spray water flow rate in HF screen (m3/h/panel) 30 Feed pulp density to HF screen (g/cc) 1.32 Ball mill product, D 80 (μm) 312 Ultrafine generation (<45 μm) 29%