Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 256
Thyssen Egi-EP/VII mineral fiber insulation board
Egi insulation board – EP/VII
PTB reference data
Original description
Thyssen Egi-EP/VII mineral fiber insulation board
Material properties
Manufacturer: Thyssen Schalker Verein GmbH
Thickness: 50 mm
Wall distance: 0 mm, 50 mm
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.91
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.90 | 1.05 | 1.00 | 1.00 | 1.00 |
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| Compare | Value | |
|---|---|---|
| 50 mm | αw0.91 | |
| 0 | αw0.78 |
Dimensions: 600 x 1250 mm