Special insulation characteristics make this product excellent for use in sound insulation of floors, walls of brick and plaster.
K-FONIKA ST GK is a highly elastic insulator made of partially cross-linked polymers and mineral filters.
K-FONIK ST GK 072 ( 3 mm rubber with high density 10 mm elastomeric foam )
K-FONIK GK ( 3 mm high-density rubber )
Technical characteristics | K-FONIK ST GK 072 | K-FONIK GK |
Tickness | 3 mm + 10 mm | 3 mm |
Width | 1.000 mm | 1.000 mm |
Length | 1.500 mm | 1.200 mm |
Temperature range | -30 °C + 116° C | -30 °C + 116 °C |
Specific weight | 1.300 – 1.400 Kg / m3 | 1.300 – 1.400 Kg / m3 |
Mechanical pressure resistance (Rubber high-density) |
10% – 4 Kg/cm2 |
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Strength Stretch Tensile strength | >100>1,5 | >100>1,5 |
The risk of corrosion |
DIN 1988/7, ph neutral
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DIN 1988/7, ph neutral
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Fire |
BS 476 Pt. 6 1989 Cl. 0 (UK)
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Ecological information |
CFC and HCFC free
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CFC and HCFC free
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Thermal conductivity λ EN 12667 (DIN 52612) – EN ISO 8497 (DIN 52613) |
– 20°C = 0,034 W/(m•K)
0°C = 0,036 W/(m•K) +20°C = 0,038 W/(m•K) |
Not applicable
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Sound isolation UNI EN ISO 140-3UNI EN ISO 717-7 |
RW 26 dB
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RW 25 dB
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Index of noise reduction at light gypsum wall on a metal frame |
RW 48 dB
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Index of noise reduction with mounting gypsum wall on a metal frame |
RW 49 dB
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Index of noise reduction in mobile plaster wall |
RW 57 dB
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Sound isolation of drain hoses (DIN EN 14366 and DIN 52 219: 1993-07) | ||||
Flow [l/s] | 0,5 | 1,0 | 2,0 | 4,0 |
Pipe noise with no insulation | 48 dB | 52 dB | 55 dB | 57 dB |
The noise in the pipes isolated K-Fonix ST GK 072 | 35 dB | 39 dB | 42 dB | 45 dB |
Isolated from K-GK and ST GK and wall specific. weight 220 kg / m3 (adjacent room) |
4 dB | 9 dB | 14 dB | 19 dB |