GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigiton Big Quattro 49 with Scherff acoustic plaster
Rigiton Big Quattro 49 with Scherff acoustic plaster
PTB reference data
Original description
Rigiton Big Quattro 49 with Scherff acoustic plaster
Material properties
Manufacturer: Rigips GmbH
Thickness: 12.5 mm
Wall distance: 100 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.72
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.80 | 1.00 | 0.85 | 0.70 | 0.55 |
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Method (354): Measured
