Specifications: 1 PP&PET sound-absorbing material 2 ISO9001-2008 3 PP&PET 4Tech: melt-blown 5 Heat insulation and soundproof PP&PET sound-absorbing material Introduction: Sound-absorbing material is a new kind of high-tech product independently developed by ourselves. Its raw materials are polyester and polypropylene fibers. It is white and odorless; not contains any carcinogenic substances, and will not produce dust and other debris during operating. Features: v High sound-absorbing performance v Low density v Strong space-filling ability v Great compressibility v Excellent hi-temp insulation ability Compared with other sound-absorbing materials: ITEMS Felt Sponge glass Polyurethane sponge PP and PET combined padding Features Heavy Foamless Water-absorbing Light weight Water-absorbing Incombustible Environment polluting Waterproof Moldy easily Incombustible / Anti-mildew Performance Fiber dust is harmfui to our health / Flame-retardant / / / Eco-friendly Applications: l Car industry such as Ford, GM, VW, Toyota, Honda, Nissan, Fiat, Mercedes, office electronic equipments, ships, etc. l Entertainment places such as KTV room, recording studio, audio visual room, theatre, TV broadcaster and radio station. polypropylene sound-absorbing material used in car and KTVroom