Rotary dryer, also known as rotary drum dryer. It is widely used in building materials, metallurgy, chemicals, industrial drying slag cement limestone, coal, slag, clay and other materials. The aircraft mainly by the Rotary, Jan plate, transmission, seals, and other support equipment and components. With a reasonable structure, well-produced, high yield, and low consumption, the advantages of operating convenience. I plant products quality assurance, the highest free installation debugging agent can be checked with other plants than quality, than, than prices.