Rotary dyer is mainly used for drying materials with certain humidity in ore dressing, building materials, metallurgy, chemical industry, printing and other industries. Due to its strong adaptability, rotary dryer is capable of drying various materials, moreover, it is easy to operate and stable, so it is commonly applied. Structure of rotary dryer: Rotary dryer is mainly composed of heating device, feeding device, supporting device, cylinder, gears, discharging device and so on. Rotary dryer's main body is a rotary cylinder with a certain inclination, equipped with combustion chamber, exhaust device, dust collector, and feeding device. High-temperature flue gas is used as the drying medium, which enters the dryer under the suction of ventilation device. -