GypsumBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data online at www.rigips.de, as of April 01
Value from the PTB table, not verified
Rigips Rigiton perforated gypsum board 6/18
Rigiton 6/18
PTB reference data
Original description
Rigips Rigiton perforated gypsum board 6/18
Material properties
Manufacturer: Rigips GmbH
Wall distance: 50 mm, 200 mm
Perforation: 6/18
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.55
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.35 | 0.75 | 0.75 | 0.50 | 0.50 |
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| Compare | Value | |
|---|---|---|
| 50 | αw0.55 | |
| 200 | αw0.45 |
Measured values as a table (2 measurements)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 50 · Lochung round, regelmäßig, Durchmesser 6 mm, Lochabstand 18 mm, Lochflächenanteil 8,7% | 0.55 | 0.15 | 0.36 | 0.73 | 0.75 | 0.51 | 0.48 |
| 200 · Lochung round, regelmäßig, Durchmesser 6 mm, Lochabstand 18 mm, Lochflächenanteil 8,7% | 0.45 | 0.36 | 0.71 | 0.79 | 0.55 | 0.44 | 0.30 |
Measured values as a table (2 measurements)
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