Marble/granite honeycomb panels are composite wall panels made up of a thin natural marble/granite veneer reinforced with an aluminum honeycomb backing combining the aerospace technology. Material composition 1.Face material: natural stone veneer 2.Substrate panel: aluminum sheet or fiber glass sheet +aluminum honeycomb 3.Honeycomb material: 3003 aluminum foil 4.Adhesives: modified astronautic grade epoxy resin (resist -40℃ to 150 ℃ in long term )