WoodHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 138
Value from the PTB table, not verified
Saint-Gobain Isover wood panel ceiling with mineral fiber
Wood panel ceiling
PTB reference data
Original description
Saint-Gobain Isover wood panel ceiling with mineral fiber
Material properties
Manufacturer: Saint-Gobain Isover G+H AG
Thickness: 0.6 in, 0.7 in wood panel, 0.8 in mineral fiber panel
Wall distance: 11 in
Density: 130 kg/m³
Backing: 0.8 in mineral fiber panels
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
NRC
0.45
derived from ISO 354 lab data
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.45 | 0.60 | 0.55 | 0.45 | 0.30 | 0.25 |
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Value from the PTB table, not verified
NRC: 0.45 (derived from ISO 354 lab data)
Measured values as a table (1 measurement)
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 mm and 19 mm Holzpaneelbrett, 20 mm mineral-fibre panel · 8-14 kg / m² · 275 mm | 0.45 | 0.29 | 0.51 | 0.49 | 0.61 | 0.60 | 0.60 | 0.65 | 0.54 | 0.46 | 0.50 | 0.46 | 0.37 | 0.34 | 0.25 | 0.27 | 0.24 | 0.31 | 0.24 | 0.37 |
Measured values as a table (1 measurement)
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