Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 262
Rheinhold & Mahla Basalan mineral fiber insulation board
Basalan high-temperature insulation board – BPO-HT 180
PTB reference data
Original description
Rheinhold & Mahla Basalan mineral fiber insulation board
Material properties
Manufacturer: Rheinhold & Mahla AG
Thickness: 30 mm, 50 mm
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.80
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.70 | 1.00 | 1.00 | 1.00 | 0.90 |
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| Compare | Value | |
|---|---|---|
| 50 mm | αw0.80 | |
| 30 mm | αw0.70 |
Dimensions: 1000 x 500 mm, 1000 x 625 mm