*Speed:150m/min*Twin facer structure, one flute unit working and another pre-heating*Operate the switch of clutch to change flute rapidly, and can get kinds of flute type combination *Vacuum suction system provide perfect flute shape*Individual driving box separate dynamic oscillating to improve running stability*The corrugating roll is made of special alloy steel with grinding process and induction hardened with of hardness HRC55-58.*Auto-circulating glue feeding system is provided, motorized glue application amount. Digital read out device is optional. *The flute formation is hydraulic controlled, glue application is pneumatic controlled*PLC control unit is applied, with touch screen, inverter control