PUR, PIR (Polyurethane) sandwich panel product line continuous make the PUR,PIR  sandwich panel with the thickness 50mm-200mm.The main composing of product line:1.Uncoiler(automatical) 2.Roll forming machine 3.PU foaming system 4.Double belt pressing(Caterpillar press 16-30 meter length) 5.Band saw cutter 6.Cooling system 7.Stacking machine 8.Packing machine Primary technology parameters:1.Speed of product line: 0-6m/min( frequency conversion to adjust speed) 2.The dimension the product line: about 140 m*18m*6.5m 3.Total power of the product line: about  400 KW