Drying Machine/Cooler Rotary Cooler Threecylinder Dryer Limestone rotary dryer Quartz Sand Dryer Rotary Dryer Slag Rotary Dryer Coal Slime Rotary Dryer ... Gypsum Calcining Kiln Drying Machine Rotary kiln/Calcining Kiln Heat Source Auxiliary Equipment Carbonization Kiln. Cement Rotary Kiln. Gypsum Rotary Kiln. Metallurgy Rotary Kiln.