PU wall sandwich panel is generally used for building exterior wall, which has good heat preservation, heat insulation and sound insulation performance. The structure of the upper and lower steel sheet with PU in the middle makes the sandwich panel have high strength and rigidity, strong anti-deformation ability, clean and sanitary, convenient installation, short construction period and beautiful appearance. It is a new kind of environmental friendly building material.

PU sandwich panel is closed cell structure, structure is stable. It not only has good insulation performance, but also has good sound absorption performance. The average life of the rigid polyurethane insulation structure can reach more than 30 years under the condition of normal use and maintenance. It is widely used in the wall, logistics storage and roof enclosure system of integrated houses