... iron, iron oxide, carbon powder, charcoal powder, slag, gypsum, tailings, sewage sludge, kaolin, activated carbon, coke powder and other powder, powder, waste, waste residue, ... so quickly materials into the state off the ball, smooth off the ball.The machine for loose materials, such ... feeder. Dosing purpose is to make the host running smooth and stable load, overload when feeding capacity beyond the ...