... dressing, building material, metallurgy, chemical, etc. Rotary Drier / Drying Machine/tumble drier/rotary drum dryer. is used for drying materials with ... coal powder, slag, clay stone. And it formed by rotary body, lifting blade, driving device, supporting device and sealing ... advised additionally and we can offer the granulator, cooler, rotary drum, wind swept coal mill etc. Type rotation speed(r/ ...