... above 12%, you need to install a Pipe Dryer before further processing. This Air Current Type Dryer can reduce the humidity of wood ... cost, low consumption, high capacity, easy operation and maintenance, etc. In addition, the round places of pipes can be changed to ... dimension limitation.3. Regarding HGJ-I and HGJ-II Type Dryer , It can reduce the MS to 8%-12% one drying ...