Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 95
Rockwool Akustikplatte Dekor Cotal mineral wool
Rockwool Akustikplatte Dekor – Cotal
PTB reference data
Original description
Rockwool Akustikplatte Dekor Cotal mineral wool
Material properties
Manufacturer: Deutsche Rockwool Mineralwoll GmbH & Co. OHG
Wall distance: 120 mm
Surface: mineral tissue faced on one side
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.84
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.75 | 0.95 | 0.95 | 0.95 | 1.00 |
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Method (354): Measured