Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: DNA-Tabelle 1968 a 7-3
Mineral fiber honeycomb structure, non-woven faced, white sprayed
PTB reference data
Original description
Mineral fiber honeycomb structure, non-woven faced, white sprayed
Material properties
Thickness: 200 mm, 18 mm
Wall distance: 0 mm
Dimensions: 500 × 500 mm
Surface: non-woven faced, white sprayed
Mounting: mounted directly on wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.64
Frequency values
αp nach ISO 11654
| f (Hz) | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|
| αp | 0.50 | 0.50 | 0.70 | 0.80 | 0.65 |
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Method (354): Measured