... coal washing, fertilizer, ore, sand, clay, kaolin, sugar areas such as diameter: Φ1000, Φ4000 length depending on the drying requirements to ... increase in full contact with the hot air, dry2 Rotary DryerA.Rotary dryer is used for drying materials with a certain ... food ,chemical ,ores, building materials, metallurgy and chemical industryB. Rotary dryer has a strong adaptability of materials and it can ...