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The company has made use of the advantages of producing fluorine free polyether for many years. Through improving the formula, importing large box gauge and automatic foam cutting equipment, we can provide special rigid polyurethane sheets for light insulation sandwich panels with different specifications according to customers' requirements. At present, non polyurethane two-component adhesives are used in sandwich panel manufacturers. It belongs to the same series with the raw material of polyurethane plate, namely, body bonding. Because the polyurethane plate will produce saw joint in the cutting process, the molding speed should be slowed down and the flow of adhesive should be increased in the specific operation process.

 

The parameters of special rigid polyurethane board for light heat insulation sandwich board are shown in the table below: