FabricHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 76
Value from the PTB table, not verified
Armstrong Soundsoak mineral fiber wall panel with needle felt
Soundsoak
PTB reference data
Original description
Armstrong Soundsoak mineral fiber wall panel with needle felt
Material properties
Manufacturer: Armstrong Cork International GmbH
Thickness: 19 mm
Wall distance: 0 mm
Dimensions: 2700 mm x 600 mm
Surface weight: 5.9 kg/m²
Surface: needle felt on PVC/modacrylic base with roller embossing
Application: wall
Mounting: metal rails
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.60
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.35 | 0.60 | 0.70 | 0.70 | 0.70 |
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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 | 6300 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 19 mm · 5,9 kg / m² · 0 | 0.60 | 0.08 | 0.07 | 0.18 | 0.20 | 0.37 | 0.42 | 0.58 | 0.62 | 0.60 | 0.68 | 0.70 | 0.70 | 0.70 | 0.71 | 0.70 | 0.70 | 0.68 | 0.70 | 0.70 |
Measured values as a table (1 measurement)
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