AMIT 135 Lesson 8 Rod Mills – Mining Mill Operator Training

Rod Mill Power Draft Rod mill power is dependent on mill capacity and work index Mill power increases with Increasing rod charge Increasing mill speed Increasing mill length Rowland and Kjos 1980 provided an expression to quantify power draw at the pinion shaft per unit mass of rods P↓M M↓R 1 752 D↑0 33 6 3 – 5 4J↓R Φ