Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: M. Heckl, H.A. Müller: Taschenbuch der Technischen Akustik, Springer 1994
Bonded mineral fiber panel, 30 mm thick, 50 mm wall distance
PTB reference data
Original description
Bonded mineral fiber panel, 30 mm thick, 50 mm wall distance
Material properties
Thickness: 30 mm
Wall distance: 50 mm
Flow resistance: 12 Rayl/cm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.86
Frequency values
αp nach ISO 11654
| f (Hz) | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|
| αp | 0.75 | 1.00 | 0.90 | 0.80 | 0.85 |
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Method (354): Measured