... dryer, coal slime dryer, bentonite dryer, ore concentrate dryer, wood chip dryer, cassava dryer, gypsum dryer, cow dung dryer, drying machine ... fan and so on. The Rotary dryers has been optimized a lot , which possesses the following characteristics : 1. The internal ... and productivity efficiently .5. The assorted combustion furnace is a type of energy-efficient and has the characteristics of smaller ...