Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: DNA-Tabelle 1968 a 7-4
Honeycomb construction made of mineral fiber panels
PTB reference data
Original description
Honeycomb construction made of mineral fiber panels
Material properties
Thickness: 200 mm, 18 mm
Wall distance: 200 mm
Dimensions: 500 × 500 mm
Backing: non-woven faced on both sides
Surface: white spray-painted
Mounting: arranged perpendicular to the wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.60
Frequency values
αp nach ISO 11654
| f (Hz) | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|
| αp | 0.25 | 0.30 | 0.75 | 0.85 | 0.85 |
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Method (354): Measured