Rock Crushing Rule of Thumb Mineral Processing Metallurgy
· The operating cost for a stand alone rockbreaker will be approximately 30% higher than it is for a crusher handling the same daily tonnage Source John Gilbert For skips that fit into a standard 6 by 6 shaft compartment the maximum particle size that is normally desired for skip hoisting is obtained when run of mine muck has been passed through a grizzly with a 16 18 inch opening Skips