Mineral woolHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 118
Isover P3 mineral fiber sound absorber panel, non-combustible
Isover sound absorber panel – P3
PTB reference data
Original description
Isover P3 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
Backing: perforated gypsum board (perforation ratio 20%)
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 6 variants
αw
0.72
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.25 | 0.50 | 0.75 | 0.90 | 0.95 | 1.00 |
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| Compare | Value | |||
|---|---|---|---|---|
| 30 mm | 20 kg / m² | 50 mm | αw0.72 | |
| 30 mm | 20 kg / m² | 0 | αw0.65 | |
| 20 mm | 20 kg / m³ | 50 mm | αw0.64 | |
| 20 mm | 20 kg / m³ | 0 | αw0.56 | |
| 30 mm | 20 kg / m² | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw0.51 | |
| 20 mm | 20 kg / m³ | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw0.46 |
Dimensions: 1250 x 600 mm
