GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigips Rigiton Big Quattro 42 gypsum board, square-hole perforated
Rigiton Big Quattro 42
PTB reference data
Original description
Rigips Rigiton Big Quattro 42 gypsum board, square-hole perforated
Material properties
Manufacturer: Rigips GmbH
Thickness: 12.5 mm
Wall distance: 45 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.53
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.65 | 0.70 | 0.60 | 0.45 | 0.40 |
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Method (354): Measured