... Hot air current dryer 3.Environment friendly Hot-air Wood Sawdust dryerSawdust machine, Sawdust Dryer, Drying machine ... as saw dust,rice hull,milled wheat straw,ground wood chip,wood bits, etc. Size: less than 3*5mm ... press sawdust into stick;4,Use the wood charcoal bake stove to bake the stick into charcoal;5, ... Then use the wood crusher again to break the ...