Rockfon acoustic panel Dekor Fibral mineral wool
Rockfon Akustikplatte Dekor – Fibral
αw 0.95
PTB reference data
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Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 94
Value from the PTB table, not verified
Original description
Rockfon acoustic panel Dekor Fibral mineral wool
Material properties
Manufacturer: Deutsche Rockwool Mineralwoll GmbH & Co. OHG
Wall distance: 120 mm
Surface: non-woven faced on one side with mineral tissue
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.95
Frequency values
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 85 kg / m³ · 120 mm · white gestrichen | 0.95 | 0.10 | 0.37 | 0.45 | 0.68 | 0.83 | 0.95 | 0.96 | 0.96 | 0.96 | 0.97 | 0.95 | 0.95 | 0.94 | 0.96 | 1.01 | 1.03 | 0.98 | 1.00 |
Measured values as a table (1 measurement)
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