... grain, sawdust, etc small granular materials. Sawdust Dryer is suitable for dry the grain, sawdust, etc small ... .1. For raw materials with heavy humidity which is above 12%, you need to install a Dryer ... HGJ-I and HGJ-II Type Dryer,it is suitable to process materials which moisture content between ... one drying time.4. Regarding HGJ- II it is suitable to process materials which moisture content between 35 ...