GypsumBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigips Gyptone Point 14 round-perforated gypsum cassette
Gyptone Point 14, RGK Point 14
PTB reference data
Original description
Rigips Gyptone Point 14 round-perforated gypsum cassette
Material properties
Manufacturer: Rigips GmbH
Thickness: 13 mm
Wall distance: 45 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.42
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.30 | 0.70 | 0.80 | 0.40 | 0.20 |
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Method (354): Measured