... 2 in 1 2. antomatic discharge 3. excellent water-fast 4.countercurrent The cool air and the hot pellet create convection ... . antomatic discharge3. excellent water-fast 4.countercurrent COOL DOWN the pelletModel:SKLN1,2,3,5,8Capcity:1.5,5,10,15,20t/hWind flow ... : 7000,12500, 2000 cubic meter/ hour pellet mill cooler Model: SSLN2,3,5 air ...