Sansd Company Product Description Fire-proof Board 1.PSD board is a new polymer composite material form Sansd (Fujian) Plastic Co., Ltd. 2.It's a light weight fire-proof material with excellent corrosion resistance and also waterproof and can be used as an insulator. 3.PSD fire-proof board is excellent for construction, it's widely used for decorative building materials, sports equipment, fire equipment, household items, aircraft, ships, railroad cars and other items with fire safety requirements. Know More