GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand März 07
Rigips Rigiton 12/25 Q perforated gypsum board with acoustic plaster
Rigiton 12/25
PTB reference data
Original description
Rigips Rigiton 12/25 Q perforated gypsum board with acoustic plaster
Material properties
Manufacturer: Rigips GmbH
Wall distance: 40 mm, 100 mm, 400 mm
Backing: 40 mm mineral wool
Surface: Scherff acoustic plaster
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
0.74
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.60 | 0.90 | 0.75 | 0.90 | 0.70 | 0.60 |
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| Compare | Value | |
|---|---|---|
| 400 | αw0.74 | |
| 100 | αw0.72 | |
| 40 | αw0.68 |
