... performance. 3. easy operation,low maintanence. Wood sawdust drum dryer machine Wood Drying machinery Inform us the follow figures: 1. ... sealing device to avoid air leakage. Working Principle: Drum dryer mainly consists of Revolved Body, raise material plate, gearing, ... Uniform on dry.,less time on cleaning machine,.convenient in maintance .3.Machine adopted Tug-aligning type structure,tug working ...