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Brochure
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PRODUCT DESCRIPTION: POLY WOOL
- INSOUND POLYWOOL Polywool is PET recyclable polyester wool made by synthetic fibers, bonded by thermoplastic binder. INSOUND® Polywool is available in white color, wide range of widths, lengths and thickness.
- INSOUND POLYWOOL Polywool is a category of polymers that contain the ester functional group in their main chain. As a specific material, it most commonly refers to a type called polyethylene terephthalate (PET).
- PET-Polyethylene terephthalate (Sometimes written poly (ethylene terephthalate)), Commonly abbreviated PET, PETE or the obsolete PETP or PET-P, is the most common thermoplastic polymer resin of the polyester family and is used in fibres. PET Consist of polymerized units of the monomer ethylene terephthalate, with repeating (C10H804) units.
- The majority of the world's PET production is for synthetic fibres (in excess of 60%), with bottle production accounting for about 30% of global demand.
- INSOUND® Polywool is an excellent material for acoustic insulation and thermal insulation application. It is made of flexible and non - itchy fibers. It is widely used for under-roof applications and partition walls in factories and buildings.
PRODUCT IMAGE :
DENSITY AND STANDARD DIMENSIONS:
| Wt./m² or GSM | Thickness | Width | Length |
|---|---|---|---|
| 500 & 1000 (±20%) | 25 & 50 (±10%) mm | 48 inch | 20 mtr |
ACOUSTIC PERFORMANCE:
- 50 mm thick INSOUND® Polywool have NRC (Noise reduction coefficient) value 0.75 in accordance with IS 8225/ISO 354/ASTM C 423 (Type E mounting).
- Sound Absorption coefficient in 1/3 octave band is shown in below chart.
FEATURES:
- Best Acoustic insulation, it has good sound absorption effect & excellent alternative for mineral wool & glass wool
- Thermal Conductivity 0.036 W/m K
- Can be easily cut and applicable
- INSOUND® Polywool is environmental friendly, mechanical resistant and gives stability to the system
- Does not irritate skin or eyes, recyclable
INSOUND® POLYWOOL APPLICATION AREA:
1) WALLS ACOUSTIC INSULATION
- INSOUND® Polywool has wide Range of application such as theatre, recording rooms, Opera, Conference halls, Broadcast Studios, Audition rooms, TV stations, Offices, Hotels and Villa etc.
- INSOUND® Polywool helps to absorb the sound and it eliminate the echo.
- Curabitur pulvinar nulla eget libero facilisis fringilla.
2) CEILING ACOUSTIC INSULATION
- INSOUND® Polywool can be very effective as ceiling acoustic insulation for absorption as well as isolation application.
- It helps to achieve the desired reverberation time which ultimately result in excellent acoustic comfort.
3) Enclosure Walls Acoustic Insulation
- INSOUND® Polywool can be used in machine enclosure wall as it also fulfils the requirement of the light weight.
- INSOUND® Polywool can be used in cavity of sound isolation panel for machine enclosure, Interior and engine compartment, suitable for sound absorption in the automotive industry and train industry.

