Mineral woolHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 69
AMF Kreuzfresko mineral fiber panel
Kreuzfresko
PTB reference data
Original description
AMF Kreuzfresko mineral fiber panel
Material properties
Manufacturer: AMF - Mineralplatten GmbH Betriebs KG
Wall distance: 200 mm
Dimensions: 300 x 300 mm to 1250 x 1250 mm
Surface weight: 7.2 kg/m²
Surface: surface with heavy embossing
Up to fire class: fire-resistant
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.57
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.30 | 0.40 | 0.60 | 0.90 | 1.05 |
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Method (354): Measured