... 2500 mm Corrugator Speed:100-250m/min Corrugated Box 5 Ply Corrugated Cardboard Production Line 5Ply ... )3.5, Ring pressure index (N.m/g)8, Core paper -112g/, Ring pressure index (N.m/g ... 3.5, Ring pressure index (N.m/g)8, Core paper -112g/, Ring pressure index (N.m/g ... structures:1) machine frame: side wall, base, gear box, pressure rollers2) Corrugating rollers3) Corrugating rollers, spare4) rail ...