... wall corrugated board width:1400mm-2500mm WJ150-1800-II cardboard box making machine WJ180-2200 5Layer Corrugated Carton Production LineModel:WJ180-2200 ... guide roller Dia. 110mm- 5 main mechanical structures1) machine frame: side wall, base, gear box, pressure rollers2) Corrugating rollers3) Corrugating rollers, spare4 ... http://luckypacking.en.alibaba.com/ WJ150-1800-II cardboard box making machine