... structure, high efficiency, low energy consumption. Rotary Drier/drying machine/tumbler dryerDetailed Product DescriptionRotary dryer is used for drying ... coal powder, slag, clay stone. And it formed by rotary body, lifting blade, driving device, supporting device and sealing ... , cooler, rotary drum, wind swept coal mill etc. thank you for your various choice. Rotary Drier/drying machine/tumbler dryer