OtherBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Dalenbäck, Datensatz der CATT-Software, November 2000. Data-Category in CATT: PANEL1, C: Walls, D: Panel
Walls, panel without slots, on 25 mm studs with mineral wool
PTB reference data
Original description
Walls, panel without slots, on 25 mm studs with mineral wool
Material properties
Backing: mineral wool
Application: Wall
Mounting: on 25 mm studs
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.12
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.30 | 0.10 | 0.05 | 0.05 | 0.00 |
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Method (354): Measured