GypsumBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 241
Rigips perforated panel RL 8-15-20 with mineral fiber
Rigips-Lochplatte – RL 8-15-20
PTB reference data
Original description
Rigips perforated panel RL 8-15-20 with mineral fiber
Material properties
Manufacturer: Rigips GmbH
Thickness: 9.5 mm, 12.5 mm
Wall distance: 100 mm, 200 mm, 400 mm
Perforation: scattered perforation
Hole size: 8 mm, 15 mm, 20 mm
Backing: non-woven and mineral fiber panel backing
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
0.47
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.65 | 0.60 | 0.50 | 0.45 | 0.30 | 0.25 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
| Compare | Value | |
|---|---|---|
| 400 mm | αw0.47 | |
| 100 mm | αw0.46 | |
| 200 mm | αw0.46 |
Weight / density: 7,5 kg / m² (9,5mm) 10 kg / m² (12,5mm)
Dimensions: bis 3000x 1250 mm