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
Rigips Gyptone Point 11 gypsum tile with mineral wool
Gyptone Point 11, RGK Point 11
PTB reference data
Original description
Rigips Gyptone Point 11 gypsum tile with mineral wool
Material properties
Manufacturer: Rigips GmbH
Thickness: 0.5 in
Wall distance: 7.3 in
Perforation: round perforated
Backing: 1.8 in mineral wool
Surface: acoustic non-woven backing
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
NRC
0.70
derived from ISO 354 lab data
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.70 | 0.75 | 0.65 | 0.60 | 0.55 |
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Value from the PTB table, not verified
NRC: 0.70 (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 |
|---|---|---|---|---|---|---|---|
| 13 mm · 8 kg/m^2 · 185 · Einlege- and verdeckte Montage, for Arbeiten im Zwischenraum demontierbar, Im Zwischenraum 45 mm mineral wool · Platte white acrylbeschichtet, round gelocht, acoustic fleece rückseitig aufkaschiert | 0.70 | 0.55 | 0.70 | 0.75 | 0.65 | 0.60 | 0.55 |
Measured values as a table (1 measurement)
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