Soundproofing membrane K-FONIK GK

Description

K-FONIK GK is a high-density, rubber-based elastomeric soundproofing material. It is used as a membrane in framed and frameless soundproofing systems for walls and ceilings. K-FONIK GK is based on components that ensure its properties remain intact throughout its entire service life. The material is also free of lead and harmful impurities and poses no health hazard. It is easy to work with, cuts easily, has no unpleasant odor, and is flame-resistant. Using K-FONIK GK in structures with other materials greatly enhances the system's soundproofing properties. Its applications are quite broad.

Due to its very high sound-insulating effect, the material has found wide application as:

  • soundproofing of equipment housings;
  • soundproofing of ventilation and air conditioning systems and ducts;
  • soundproofing of internal drains, sewer pipes and other pipelines

K-FONIK GK produced in thicknesses of 2, 3 and 4 mm.

Installation can be accomplished using either mechanical fastening or adhesive. This is also available with a pre-applied adhesive layer (AD index).

Technical parameters Values
Density, kg/ m3 2000
Sound insulation index (Rw), dB 26
Material thickness*, mm 2, 3, 4
Flammability group Г1
Temperature range, °C from -40 to +70
Delivery form, m 1,0 х 4,0
Color black

* – other sizes are available upon request

For K-FONIK GK 2 mm
Modulus of static elasticity, MPa 0,98
Mechanical loss coefficient 0,114

Acoustic performance of K-FONIK GK 2 mm material

Acoustic indicators

Frequency, Hz R, dB
100 20,9
125 14,5
160 15,6
200 16,6
250 18,8
315 17,9
400 20,2
500 21,1
630 23,1
800 25,2
1000 27,1
1250 29,2
1600 31,5
2000 32,6
2500 33,6
3150 35,6
4000 37,4
5000 37,9
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