Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 173
illsonic – S 35 SV, spezial S 35 SV
Original description
illbruck illsonic S 35 SV polyurethane foam, profiled
ISO 354 – reverberation chamber· 3 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 70 mm | αw0.87 | |
| 65 mm | αw0.85 | |
| 50 mm | αw0.76 |
Weight / density: ca. 35 kg / m³
Dimensions: 1000 x 1000 mm
