... by itself of the body, heating efficiency up to 80%(single drum dryer heating efficiency is only 35%), lower comsumption, capacity increases ... , outer drum temperature is lower than 60°C, but the single drum surface temperature is higher than 150 °C. The outlet ... adopt stove, oil gas, LPG, etc.B.ApplicationThree drum rotary dryer is mainly for the materials with some water contact, such ...