GypsumLow absorption
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: M. Heckl, H.A. Müller: Taschenbuch der Technischen Akustik, Springer 1994
Drywall panel, 18 mm, 16 kg/m², 400 mm wall distance
PTB reference data
Original description
Drywall panel, 18 mm, 16 kg/m², 400 mm wall distance
Material properties
Thickness: 18 mm
Wall distance: 400 mm
Surface weight: 16 kg/m²
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.07
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.10 | 0.05 | 0.05 | 0.05 | 0.05 |
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Method (354): Measured