rotary dryer is used in building material, metallurgy, chemical industuy, cement to ... cylinde which is a little bit incline.It is widly used in building material, metallurgy, chemical industuy, cement to dry ... would be dryed. Rotary dryer is used to dry slag, clay, limestone, It is mainly used for cement, chemical, metallurgical, ... .5930-55147.8 Dryer /rotary dryer/dry machine/used for cement drying