Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 230
Rigips Rigiphon Alphaglas fiberboard, pyramid shape
Rigiphon- Alphaglas- Faserplatte
PTB reference data
Original description
Rigips Rigiphon Alphaglas fiberboard, pyramid shape
Material properties
Manufacturer: Rigips GmbH
Thickness: 50 mm (height), 5 mm (panel thickness)
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.55
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.50 | 0.45 | 0.55 | 0.60 | 0.65 |
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Method (354): Measured