Three layer efficient energy-saving rotary drum dryer, based on the tradition high moisture content dryer and improved by our company after absorbing international advanced technology , is a kind of modern high efficient and energy-saving rotary drum dryer. This technology has reached the international advanced level now through melioration, which can process not only low viscosity and high moisture content material but also those high viscosity materials. This machine is suitable for drying a variety of materials which moisture content is less than 85%, such as gypsum powder, brewery grains, alcohol lees, marc, dregs, starch pulp, livestock manure, slaughter waste etc. Three layer efficient energy-saving rotary drum dryer is always matched with large drying equipment line, such as gypsum powder rotary dryer line, brewer’s grains dryer line etc. Because of excellent performance, three layer efficient energy-saving rotary drum dryer is considered as the best corollary equipment in all rotary cylinder and gets a good selling in global market.