WoodHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe
MAkustik MA01 acoustic panel, 6 mm perforation, 11% open area
Type 6/16 – MAkustik MA01 straight-drilled perforation
PTB reference data
Original description
MAkustik MA01 acoustic panel, 6 mm perforation, 11% open area
Material properties
Manufacturer: MAkustik
Thickness: 46 mm
Wall distance: 0 mm
Perforation: 11%
Hole size: 6 mm
Backing: Acoustic non-woven and 30 mm mineral wool
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.54
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.60 | 0.95 | 0.75 | 0.40 | 0.35 |
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Method (354): Measured