Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
renz HLA – Type 2 high-performance compact absorber
HLA – Type 2
PTB reference data
Original description
renz HLA – Type 2 high-performance compact absorber
Material properties
Manufacturer: renz GmbH System-Komplett-Ausbau
Thickness: 130 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
1.18
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.60 | 1.25 | 1.40 | 1.30 | 1.25 | 1.20 |
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Method (354): Measured