... CardBoard Production Line include single facer, reel stand, cutter, double facer, preheater, bridge,slitter scorer. Corrugated CardBoard Production Line 3-layer,5-layer,7-layer production line ... are all avalaible.Width from 1400mm to 2500mm.production ... 3-layer corrugated paperboard production lineNAMEEcnomical modelStandard modelHigh- ...