Mineral woolHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 257
Egi-Dämmplatte EP/V gl mineral fiber absorber
Egi-Dämmplatte – EP/V gl
PTB reference data
Original description
Egi-Dämmplatte EP/V gl mineral fiber absorber
Material properties
Manufacturer: Thyssen Schalker Verein GmbH
Thickness: 20 mm
Wall distance: 0 mm, 200 mm
Surface: glass veil faced on one side
Up to fire class: not easily flammable
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.55
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.50 | 0.75 | 0.65 | 0.70 | 0.60 |
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| Compare | Value | |
|---|---|---|
| 200 mm | αw0.55 | |
| 0 | αw0.54 |
Dimensions: 600 x 1250 mm