... coke, coal gangue, porcelain, cyanite, thulium, bentonite, stone, flow lines, muddy diabase, pyrophyllites and shale, the sand, the green ... closed cycle and mostly in the negative pressure flow state.Due to the ground material containing water evaporation ... devices, fan, electromagnetic vibration feeder, jaw crusher, dustpan hoister,electric motor, etc. R-type pendulum type ring roll pulverizer ...