Working principle, tunnel dryer(dehydrator) With the help of the heat exchanger and blower, the hot air fill in the drying tunnel. The humidity removing Fan expels the water vapor from the drying tunnel. And the foodstuff is dried by absorbing the heat of the hot air. Application,Tunnel dryer(dehydrator) Fruit such as jujube, apple, papaya, mango. Beef, mushroom, fungus, wonton, prawn ect. Especially suitable for the food which is big in bulk, and needs long time drying Main Technical Parameter for the tunnel dryer(dehydrator), Model: SSJ-1 Capacity: 2.5t/batch Trolley: 7sets, 1982mm(L)*1000mm(W)*1980mm(H) Tray: 66*7=462pics 934mm*590mm*18mm Steam consumption: 600kg/hr Power: 10.5Kw Dimension: 11300*2580*3120mm Air blower: 7.5Kw, 53000-55000cbm/hr Exhaust fan: 3Kw, 20000-23000cbm/hr Model: SSJ-2 Capacity: 4t/batch Trolley: 12sets, size:1982mm(L)*1000mm(W)*1980mm(H) Tray: 66*12=792pics,size:934mm*590mm*18mm Steam consumption: 800kg/hr Power: 16.5Kw Dimension: 15300*2580*3120mm Air blower: 11Kw, 56000-66000cbm/hr Exhaust fan: 3Kw, 22000-28000cbm/hr