industrial Rotary Kiln 1, energy saving 2, 22mm steel body 3, wear-resisting plates 4, high quality parts Application of rotary kilns :Rotary dryer is widely applied in mining, metallurgy, building materials, chemistry and other industries, mainly stoving mineral powder, slag, clay, limestone, lignite and other materials. Working principle of rotary kilns :Rotary Dryer is made up of cylinder, ...