... low energy consumption 3.high efficiency and stable operation two-stage crusher/coal equipment introduction:Features:higher crushing rate, ... as coal slack, shale, cinder, construction waste,slag,furnace slag,cement,refractories,heat insulating materials,etc.as well ... building of brick plant and coal separation plant.Two – Stage CrusherTypeZZPS600*400ZZPS600*600Capacity15-25t/h20-30t/hMotorY180M-4grade( ...