GypsumHighly absorbent
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
Rigiton perforated panel with acoustic non-woven and mineral wool
Rigiton perforated panel with acoustic non-woven 12-20/66
PTB reference data
Original description
Rigiton perforated panel with acoustic non-woven and mineral wool
Material properties
Manufacturer: Rigips GmbH
Thickness: 0.5 in
Wall distance: 7.9 in
Perforation: 12-20/66
Backing: 2 in mineral wool
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
NRC
0.90
derived from ISO 354 lab data
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.60 | 1.00 | 1.00 | 0.85 | 0.70 | 0.50 |
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Value from the PTB table, not verified
NRC: 0.90 (derived from ISO 354 lab data)
Measured values as a table (1 measurement)
| Build-up | NRC | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 12,5 mm · 10 kg/m^2 · 200 · Lochdurchlaufende Verlegung durch Fugenverklebung · Lochung round, regelmäßig, versetzt, Durchmesser 12 mm and 20 mm, Lochabstand 66 mm, Lochflächenanteil 19,6% | 0.90 | 0.60 | 1.00 | 1.00 | 0.85 | 0.71 | 0.52 |
Measured values as a table (1 measurement)
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