... unit, inside and outside of feeding device, gearing, high pressure air machine, shaker , stove, dust and sand removal device, iron device ... plywood it can drying sawdust 2-5 t/hSaw dust rotary dryer1, Thermal efficiency as high as 85% ( monocular dryer only ... temperature was 6o°C , exhaust gas <80°C4,Saw dust rotary dryer Compare with the similar products is only 1 / 3 ...