The up & down surface of this rockwool panel is Galvanized & Pre-painted steel sheets, core material is 5 components rockwool glue, it is formed by heating, foaming & laminating.
PU sandwich panel performance full as the unique properties of PU material, with high effect for water-resistance, thermal insulation, acoustic insulation and other aspects.
Floor Decking Steel Sheet is roll formed by roll forming machine, mainly using galvanized steel, at thickness 0.8 - 1.2mm. Simple shape with high rib and high strength.