... manufacture 2.high capacity, low consumption 3. conveninent transportation iron ore dryer is a kind of dryer with a rotating cylinde ... widly used in building material, metallurgy, chemical industuy, cement to dry the slag, limestone, coal powder,clay,etc. iron ore dryer ... would be dryed. Rotary dryer is used to dry slag, clay, limestone, It is mainly used for cement, chemical, metallurgical, building ...