MetalHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
Galvanized steel sheet with glass veil, wall-joint-free solution
EXPANDEDLINE
PTB reference data
Original description
Galvanized steel sheet with glass veil, wall-joint-free solution
Material properties
Manufacturer: pinta acoustic gmbh
Thickness: 1.5 mm
Wall distance: 100 mm, 200 mm, 300 mm, 500 mm
Backing: glass veil
Mounting: wall-joint-free solution
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 4 variants
αw
0.32
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.20 | 0.40 | 0.40 | 0.35 | 0.40 |
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| Compare | Value | |
|---|---|---|
| 500 mm | αw0.32 | |
| 200 mm | αw0.27 | |
| 300 mm | αw0.27 | |
| 100 mm | αw0.23 |
Weight / density: 3,4 - 3,8 kg/m²
Dimensions: variabel