2015-9-17 · MALANJKHAND COPPER PROJECT, HINDUSTAN COPPER LIMITED INDIAN SCHOOL OF MINES, DHANBAD 3.3 CAPACITY, REDUCTION RATIO Capacity Secondary crusher-584TPH Tertiary crusher-360 TPH Reduction Ratio Secondary crusher-3.5 Tertiary crusher-3.33 3.4 CONVEYOR SYSTEM Used for transportation of feed (secondary ) from apron feeder at coarse ore store(COS) for ...