... used for drying materials in the industries of cement, mine, construction, chemical, food, compound fertilizer, etc. Feeding ... temperature ( generally 350-380°C).StructureRotary drum dryer machine is mainly composed of shell, back and forth ... Conveyor, Vibrating Screen, Flotation Machine, Magnetic Separator, Shaking Table, Spiral Classifier, Thickener, Filter, Drier, Rotary Kiln, Sand Washer, Sand ...