rock wool sandwich board

rock wool sandwich board Features: 1.Composed of 2 layers of weather proof colored steel sheet and jetted hard forms of polyurethane between 2 layers (fireproof material). 2.Suitable for various roofs and walls referring to the large size factory buildings, storages, exhibition halls, gymnasiums, freezing stores and purification workshops (temperature-keeping, heat insulation, weight bearing, weatherproof, rich color and good appearance). 3.Light self-weight:10 to 14kg/m2. 4. Installation is convenient and flexible without the large-size lifting devices so that the construction period is limited with the lower comprehensive costs. 5. Heavy load bearing capacity: high strength and high rigidness and is suitable either for the weight -bearing structure or for the protective structure. 6. Good temp-keeping and hest insulation. 7. Average thermal conductivity :<=0.041/mk. 8. Flexible application: as the continuous production line is controlled by the computer system, the length of the said compound sheets will be decided and selected according to the designing requirement, transport and installation conditions. 9. Could select different thickness of the composite panel in accordance with the proof load bearing and purlin distance. 10. Fine fireproof: test by national quality inspection center for fireproof building material, all its index reach grade Bland rid of GB8624 respectively. Our service: 1) 7*24h online service, warmest and the most patient. 2) Samples are free but the fees for transportation should be in your charge. 3) Installation, technology support and training by extra. 4) Post-sale service by extraTips for inquiry:In order to give you an accurate quotation, the following details should be included in your inquiry:Galvanization/Zinc coating density The thickness of the metal panel/sheet The thickness of the core panel Density of the core panelFor the same price,we willshow you the best quality;for the same quality,we will give you the lowest price ! The best quality, 7*24h warmest service and the most competitive price !