... building materials, chemistry, food and fertilizer, etc. This rotary drying machine comes with thermocouples on the feeding and discharging ... temperature (generally 350-380°) of the rotary drier.Sand Rotary Dryer Components: Rotary drier is mainly composed of cylinder, under ... feeder and discharging device, and dust collection equipment). Rotary drier manufactured by us adopts new lifting plate, which ...