Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 198
Perlgips-Lochplatte – gerade Lochung 6/18
Original description
Knauf Perlgips perforated board 6/18 (straight-drilled perforation)
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 500 mm | αw0.55 | |
| 40 mm | αw0.36 |
Weight / density: ca. 7 kg / m²
Dimensions: 1250 x 2500 mm
