Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: DNA 1968, Tabelle a3.2-1
Resin-bonded mineral fiber panel
PTB reference data
Original description
Resin-bonded mineral fiber panel
Material properties
Thickness: 30 mm
Surface weight: 0.825 kg/m²
Density: 30 kg/m³
Flow resistance: 10.6 Rayl/cm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.61
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.30 | 0.65 | 0.80 | 0.85 | 0.95 |
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Method (354): Measured