rock wool sandwich roof panel

rock wool sandwich panel are with good quality,easy installation,excellet,durable thermal insulation.Absolute water and vapour barrier. Heat preserving heat insulation The panel has the unique polyurethane foam core between the two metal layers which is the best materials for heat preserving and heat insulation. Have good water-proofing and damp-proofing The panel has aluminum coated zinc board in exterior, and the plug in the panels connecting part so that therer is no crack, and there is polyurthane foaming protection inside so that it has low water-sucking, high damp-proofing and percolating provention. Specificationscolor steel sheet sandwich panels 1.ISO9001:2000 2.energy-saving 3.waterproof and fireproof 4.good appearencecolor steel sheet sandwich panels 1 Brief Introduction:sandwich panel includes EPS,Rock wool and PU sandwich panels. I takes two layers of quality color coated sheets as the surface materials, and after sheets are rolled, fire-retarding polyurethane foam or Rock woolare injected into the two layers. It is the most prosperous building panel of energy saving, Heat preservation, environmental protection and good appearance in the world.2. Advantages of the sandwich panel :1)lower price and best quality2)waterproofandFireproof3) anti-seismic and impact resistance4)fastandconvenientinstallation5)different colors6)highstrength7)Durable8)Heat insulation and Sound insulation9) Energy-saving and Most area-saving10) Environmental protection3. Features of the sandwich panel :1) Energy-saving, lightweight, and environmental protection2) Polyurethane foam has good heat-insulation effect3) Energy-saving effects of the building is greatly improved4) Raw materials do not include harmful substances5) Environmental protecion, it is highly recommended by the government8) Waterproof and damp resistant9) With fireproof feature10)good appearence4.Application:it is widly used as roofing material for steel structure plant, gym, Supermatet ,commercial and civilian facilities.