pu sandwich panel machine line including : hydraulic uncoiler,film covering equipment,roll forming machine,preheating oven,polyurethane forming system,double belt conveyor,double belt heating device,cutting device,automatic stacker.Sandwich Panel Parameters:1.Min.cutting length:1.5 meters2.Max.stacking length: 15m3.Panel width: 950mm4.Panel thickness mini thickness: 30mm(roofing sandwich panel)30mm(wall panel) max.thickness: 100mmSteel Sheet parameters:1.Thickness: 0.4-0.7mm color steel sheet2.Width: 1250mm3.Max.coil weight: 10T4.Inner Dia.of coil: 508mm,610mmWhole Line parameters:1.Working speed:6-8m/min(adjustable)2.Total length:about 80m3.Double belt conveyor length: 21m4.Control mode: PLC5.Power required: 380V/3 phase/50HZ or as per customer's requirements6.Air pressure: 0.7Mpa(for buyer to prepare)