... twice circulate heating system and shows the features of automatic feeding, complete mix of air and materials, big drying strength, ... Hot Airflow Type Dryer:The whole system consists of fan blower, motor engine, fuel boiler, steel pipe, cyclone and air ... air is continuously exhausted, thus the material is dried. Specifications of Advanced Hot Airflow Type Dryer:Model:HSHG-04Capacity:1100-1300kg ...