... device,supporting device and sealing ring. 2. Characteristics of Drying Tunnel:The dryer has advantages of reasonable structure,high efficiency,low ... very simple and reliable 3. We have various of Drying Tunnel such as 0.6*8, 0.8*10, 1.0 ... , 2.8*24 etc. 4. Main technical parameter of Drying Tunnel:ModelDiameter(m)Length(m)GradientRotate speed(r/m)Weight(t ...