GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data online at www.rigips.de, as of March 07
Value from the PTB table, not verified
Rigips Rigiton perforated gypsum board 8/18 Q with acoustic non-woven, spacing 50/200 mm
Rigiton perforated panel with acoustic non-woven 8/18 Q
PTB reference data
Original description
Rigips Rigiton perforated gypsum board 8/18 Q with acoustic non-woven, spacing 50/200 mm
Material properties
Manufacturer: Rigips GmbH
Wall distance: 50 mm, 200 mm
Perforation: 8/18 Q
Backing: acoustic non-woven
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.60
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.70 | 0.85 | 0.55 | 0.60 | 0.50 |
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| Compare | Value | |
|---|---|---|
| 200 | αw0.60 | |
| 50 | αw0.55 |
Measured values as a table (2 measurements)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 50 | 0.55 | 0.15 | 0.27 | 0.61 | 0.88 | 0.65 | 0.48 |
| 200 | 0.60 | 0.38 | 0.68 | 0.83 | 0.54 | 0.58 | 0.50 |
Measured values as a table (2 measurements)
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