FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe unter http://www.illbruck-raumakustik.de
illbruck ACOUSTIC PANEL melamine foam system
ACOUSTIC PANEL
PTB reference data
Original description
illbruck ACOUSTIC PANEL melamine foam system
Material properties
Manufacturer: illbruck GmbH
Thickness: 90 mm, 60 mm, 30 mm
Backing: aluminum foil facing on the back
Surface: structured fabric on the surface
Up to fire class: not easily flammable (B1 per DIN 4102)
Application: ceiling, wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
0.82
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.75 | 1.10 | 0.95 | 0.80 | 0.70 | 0.55 |
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| Compare | Value | |
|---|---|---|
| 90 mm | αw0.82 | |
| 60 mm | αw0.72 | |
| 30 mm | αw0.64 |
Dimensions: 1200 x 600 mm, 2400 x 600 mm, 3000 x 600 mm
