... with GB/T14206-2005 FRP Hollow Sheets/Honeycomb Sheets1.frp sheets as the skin 2.light in ... fiberglass reinforced plastics sheet and honeycomb core(aluminum, paper and plastic), by vaccum bonding in ... produce according to customers requirements. 4. FRP sheets,the surface of panels, have impermeability while ... evident mark left, which the steel and aluminum panel can hardly compare with.7. The density ...