Increasing SAG Mill capacity at the Copper Mountain Mine ...
Increasing SAG Mill capacity at the Copper Mountain Mine through the addition of a precrushing circuit. ABSTRACT Copper Mountain''s concentrator was commissioned in May 2011. The circuit consists of a 34'' x 20'' EGL SAG mill, a Raptor 900 pebble crusher and two 24'' x 39''6" ball mills. Each mill is equipped with a 2 x 8500 HP dual ...