... as core, they are composited by high pressure and heating. Fire-proof paper honeycomb main technical features:1. Oxygen ... honeycomb cores are light weight, high stiffness, sound damping, fire-retardant, quakeproof, insulation, environmental friendly. They are applicable ... used in boat, yacht, wind turbine, sports, tank cover and so on. Applications:1) Marine2) Furniture3) Advertising display4) ...