... 3 to 7. CHTC JOVE Corrugated Cardboard Machinery is composed of rolling original paper pressing corrugate, gelatinizing, drying, and cool ... off keep feature, slitting and pressing corrugate, gelatinizing, drying, slitting and pressing mark. The models ... could produce 3 layers, 5 layers, 7 layers corrugated cardboard, and width of production from 1400to 2500mm, production speed ...