sandwich panel

PU/Rock wool sandwich panel( for wall panel, rrof panel, section apartment) are excellent building materials, which own the below features&benefits: Over-light self weight and Modularized panel with exactly dimension make installation,transportation and building easier( 1/30 or more of concrete counterpart)Adoption of PU/Rock wool as filling make your building have the excellent features of thermal preservation and insulation,water-proof, sound proof, energy saving, and fire resisting specially for mineral wool .Covering of sandwich panel can choose colors pre-painted galvanized steel sheet or Al-Zn sheet whose performance be able to anti-rust, security ,long use time, dismountlable and reusage.