GypsumBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigips Gyptone Quattro 21, square-hole perforated gypsum board
Gyptone Quattro 21
PTB reference data
Original description
Rigips Gyptone Quattro 21, square-hole perforated gypsum board
Material properties
Manufacturer: Rigips GmbH
Thickness: 13 mm
Wall distance: 45 mm, 185 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.58
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.65 | 0.85 | 0.60 | 0.45 | 0.40 |
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| Compare | Value | |
|---|---|---|
| 185 | αw0.58 | |
| 45 | αw0.47 |
Weight / density: 8 kg/m^2
Dimensions: 625 mm x625 mm
Application: Einlege- and verdeckte Montage, for Arbeiten im Zwischenraum demontierbar