Mineral woolHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 120
Isover P3/V mineral fiber sound absorber panel, non-combustible
Isover sound absorber panel – P3 / V
PTB reference data
Original description
Isover P3/V mineral fiber sound absorber panel, non-combustible
Material properties
Manufacturer: Saint-Gobain Isover G+H AG
Thickness: 20 mm, 30 mm
Wall distance: 0 mm, 50 mm
Perforation: 20%
Backing: perforated drywall
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 6 variants
αw
0.78
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.25 | 0.50 | 0.75 | 1.00 | 1.00 | 1.10 |
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| Compare | Value | |||
|---|---|---|---|---|
| 30 mm | ca. 23 kg / m³ | 50 mm | αw0.78 | |
| 20 mm | 25 kg / m³ | 50 mm | αw0.71 | |
| 30 mm | ca. 23 kg / m³ | 0 | αw0.69 | |
| 20 mm | 25 kg / m³ | 0 | αw0.60 | |
| 30 mm | ca. 23 kg / m³ | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw0.57 | |
| 20 mm | 25 kg / m³ | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw0.55 |
Dimensions: 1250 x 600 mm
