... , high output and so on. Rotary dryer is used for drying materials with a certain humidity or ... used widely. Indirect heat transfer Rotary dryer: It is used for drying materials with humidity or granularity ... , it has been widely used. Export country of the Rotary dryer: India, Vietnam, Kazakhstan, Mongolia, Ecuador, Iran, ... -I41.52104.9 Clay Dryer, rotary dryer for sand, wood chips,gypsum, sawdust