GlassHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
pinta acoustic phonestop V expanded glass granulate
phonestop V
PTB reference data
Original description
pinta acoustic phonestop V expanded glass granulate
Material properties
Manufacturer: pinta acoustic gmbh
Thickness: 50 mm
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.81
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.60 | 1.10 | 0.95 | 1.00 | 1.00 |
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Method (354): Measured