... the inner drier temperature ( generally 350-380°C).StructureRotary drum dryer machine is mainly composed of shell, back and forth supporting wheel ... Mill, Conveyor, Vibrating Screen, Flotation Machine, Magnetic Separator, Shaking Table, Spiral Classifier, Thickener, Filter, Drier, Rotary Kiln, Sand Washer, Sand Production Line ... www.zzdefy.com.cn http://www.zzdefy.cn Realiable Quality Rotary Drum Dryer