... designed for collecting high efficiency rotary drum dryer machine for sale rotary drum dryer 1 made from high quality steel2 can ... valve and discharge the final product.Structure:Fireplace,screw conveyor,roller,air lock, cyclone,thermometer,etc.Technical parameter: Model BD ... of roller 3-5t/mFuel consumption 80- firewoodMoisture From 40-70% to 8-12% high efficiency rotary drum dryer machine for ...