... dryer: Rotary dryer, rotary drier, dryer, drier, wet material rotary dryer, rotary drying machine, sand dryer, sawdust dryer, coal dryer, coal slime dryer, bentonite dryer, ore concentrate dryer, wood chip dryer, cassava dryer ... converting it into vapor which is discharged into the atmosphere. At this point, the material becomes dry.Sawdust Dryer:Sawdust dryer can be heated direct ...