Polyester fiber sound-absorbing cotton

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 Polyester fiber environmental protection cotton insulation, sound-absorbing cotton insulation materials insulation materials machine room devoted to room soundproof wall, room noise reduction, soundproof wall material equipment, engine room noise reduction, elevator noise, air conditioning noise, light wood plan wall insulation, sound absorption at the studio, music theater sound absorption disposal, acoustic noise disposal large industrial plants, sound absorption, sound absorption and noise reduction of stadium, gymnasium acoustic noise disposal room noise reduction! The supply of the world's leading skills of sound insulation, sound-absorbing materials, damping materials, sound insulation and noise reduction system, insulation and cold insulation materials, insulation materials, insulation materials, thermal insulation system etc..
Polyester fiber sound-absorbing cotton from France imported polyester fiber 100% stacked after thermocompression bonding together, it can pass the exceptionally high density fiber arrangement to make dynamic in the cavity to form a reflux, effectively ending the sound insulation function; the direct touch with human skin, without any harmful effect, is a non-toxic, harmless and non polluting NEW sound-absorbing materials. The highest level of flame retardant can be arrived at the M1 level (NF F 16-101, France) is difficult to burn goods; smoke density, gas F1 (French NF F arrived at 16-101), these functions are in highest demand of French ALSTOM EMU project. The sound-absorbing function has also been recognized by the Chinese Academy of Sciences and the American SGS.

Advantages:
1, 100% environmentally friendly products, 100% can be recycled;
2, deformation rebound rate is high, the use of long life;
3, safe, easy to use, very simple processing, can be made in accordance with the different needs of various shapes;
4, will not be stale, can withstand a variety of microorganisms, fungi, acids, salts and hydrocarbons corrosion;
5, tasteless, does not contain any harmful substances such as formaldehyde;
6, waterproof, moisture, breathable function of super;
7, in the production process does not add any accessories, adhesive etc.;
8 wear and wash resistance, aging resistance, no deformation and soft and smooth.

Function:
1, compression deformation of 2% (GB/T10295-1988);
2 degree angle burning;
3, arrived in the noise reduction coefficient NRC = 0.76 (GB 47-83);
4, the water vapor penetration index for 2.46*10-6g/ square meters.S.Pa (GB/T17146-1997).
Use:
1, homework: soundproof wall insulation, ceiling insulation, roof insulation cotton, interval, conference room sound insulation sound-absorbing insulation;
2, entertainment noise: KTV sound, song and dance hall sound recording studio, sound insulation, sound insulation room, video room, piano room sound insulation; theater sound, sound studio, radio television sound insulation, sound insulation, sound insulation, exhibition hall, gymnasium, sound insulation;
2, equipment room noise: cabin, cabin and other equipment insulation sound-absorbing insulation, noise reduction, pump room, refrigerator temperature;
3, 4, can be used in the sound insulation room, sound insulation door, sound insulation cover, the use of noise reduction devices such as speaker. Equipment: cutting into demand shape with a wallpaper knife or knife, as the keel plan interval, partition walls or ceilings and sound-absorbing insulation, as built-in data directly without protective filling; can also be directly pasted on the walls and ceilings or to make a soft sound.






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