SM3 Type Double Facer * Surface of the Heater plate adopt grinding process:Height 150Ã?width 600; with 16,18,20 pieces for choice. (Optional air cushion spray steam heating plate). * Adopt high strength complex bridge, the structure is steady and beautiful appearance, it can work at high speed condition. * Heating unit adopts concentrated press rollers, hydraulic power raises up and down. According to the cardboard layers, it can adjust by sections through pneumatic type. (optional for gravity pressing roller, plate mixture to press, press plate quantity can choose with PLC auto controlled the quantity) â?»Heating plate temperature digital display * Cooling unit adopts concentrated pressing rollers to make sure of the moulding quality (pneumatic adjustment for optional). *Up cotton belt is equipped with automatic correcting error device and two sets of pneumatic tension device. * Down contton belt adopt S shape manual correcting tension mechanism, simple structure and easy operation * Steam pipe rational layout , according paperboard layer and the speed can be to achieve the hot plate separate group adjusting the temperature.. * Max.Speed:150-180m/min.