GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigips RGK Line1 slotted gypsum cassette with mineral wool
RGK Line1
PTB reference data
Original description
Rigips RGK Line1 slotted gypsum cassette with mineral wool
Material properties
Manufacturer: Rigips GmbH
Thickness: 12.5 mm
Wall distance: 45 mm
Backing: 45 mm mineral wool
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.65
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.65 | 0.90 | 0.80 | 0.65 | 0.55 |
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Method (354): Measured
