Sound-insulation cotton

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Specialty
Grams per square meter: 100g/©O-4000g/©O
Width: 0.5m-2.2m
Thickness: 0.5cm-10cm
It is made of 100% polyester fiber and hot-pressed by high-tech in form of pongee. The coefficient of sound absorption is up to 0.94 within the unhitched sound area of 125-4000HZ.
Decoration nature: Tender, affluent nature material experience, various available modern colors for choices, simple and convenient decoration model.
Thermal retentively: Special sound absorbing rules make the excellent thermal retentively nature and create comfortable space with stable temperature.
Flame-retardance: Polyester fiber fire-proof material, excellent flame-retardant nature, up to national grade B1 fire-proof inspection report.
Environment-protection: Polyester fiber is close to nature color and characters, with formaldehyde radioactivity safety qualified certificate from national inspection organization. It is the very green environment product.
General specification: 2m¡�20m¡�20mm, special specification available upon request.

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