2016-1-12 · • Aggregate Production • Mechanical Liberation of Valuable Minerals . Product Feed ... CH440 EC CH440 F . Chamber Selection EC C MC M MF F EF H-type ... Running the crusher at different speeds 280 rpm 106 tph 360 rpm 104 tph 440 rpm 96 tph -0.08": 13% 0.08"-0.5": 69%