Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 218
Value from the PTB table, not verified
Odenwaldwerk Owakustik MF 3 Sternbild mineral fiber absorber
Owakustik – MF 3 Sternbild
PTB reference data
Original description
Odenwaldwerk Owakustik MF 3 Sternbild mineral fiber absorber
Material properties
Manufacturer: Odenwaldwerk
Thickness: 16 mm
Wall distance: approx. 200 mm
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.70
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.65 | 0.60 | 0.65 | 0.75 | 0.70 | 0.60 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 16 mm · 5 kg / m² · ca. 200 mm · weiss farbbeschichtet | 0.70 | 0.69 | 0.65 | 0.60 | 0.58 | 0.61 | 0.64 | 0.66 | 0.70 | 0.73 | 0.79 | 0.77 | 0.73 | 0.70 | 0.66 | 0.63 | 0.60 |
Measured values as a table (1 measurement)
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