Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 134
Isover mineral fiber panel W, Filz 320
Isover – Panel W, Filz 320
PTB reference data
Original description
Isover mineral fiber panel W, Filz 320
Material properties
Manufacturer: Saint-Gobain Isover G+H AG
Thickness: 40 mm, 60 mm, 80 mm
Wall distance: 0 mm, 50 mm
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 7 variants
αw
0.96
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 1.05 | 1.05 | 1.00 | 1.05 | 1.10 |
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| Compare | Value | ||
|---|---|---|---|
| 80 mm | 50 mm | αw0.96 | |
| 80 mm | 0 | αw0.92 | |
| 60 mm | 50 mm | αw0.90 | |
| 40 mm | 50 mm | αw0.89 | |
| 60 mm | 0 | αw0.85 | |
| 80 mm | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw0.80 | |
| 40 mm | 0 | αw0.70 |
Weight / density: ca. 20 kg / m³
Dimensions: Platte W: 1250 x 600 mm, thickness 80 mm Filz 320: 1200 x 10000 mm, thickness 80 mm
