FabricHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data unter http://asonad.de, March 2002
Value from the PTB table, not verified
Asona SONAFLEX-GLASS sound-absorbing wallpaper
SONAFLEX-GLASS
PTB reference data
Original description
Asona SONAFLEX-GLASS sound-absorbing wallpaper
Material properties
Manufacturer: Asona Deutschland GmbH
Thickness: 0.4 in, 0.6 in
Backing: open-cell foam backing
Surface: glass fabric surface
Application: wall
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 2 variants
NRC
0.70
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.25 | 0.60 | 0.90 | 1.00 | 0.85 |
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| Compare | Value | |
|---|---|---|
| 0.6 in | NRC0.70 | |
| 0.4 in | NRC0.50 |
NRC: 0.70 (derived from ISO 354 lab data)
Application: Aufkleben on Untergrund
Measured values as a table (2 measurements)
| Build-up | NRC | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz | 6300 Hz | 8000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 mm · Aufkleben on Untergrund · Glasgewebe-Oberfläche | 0.50 | 0.02 | 0.07 | 0.12 | 0.16 | 0.20 | 0.29 | 0.35 | 0.41 | 0.47 | 0.52 | 0.62 | 0.74 | 0.76 | 0.85 | 0.93 | 1.00 | 0.97 | 0.92 | 0.70 | 0.63 |
| 15 mm · Aufkleben on Untergrund · Glasgewebe-Oberfläche | 0.70 | 0.04 | 0.09 | 0.12 | 0.16 | 0.21 | 0.32 | 0.44 | 0.60 | 0.70 | 0.83 | 0.93 | 0.97 | 0.98 | 1.04 | 0.99 | 0.89 | 0.85 | 0.88 | 0.71 | 0.79 |
Measured values as a table (2 measurements)
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