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 Gyptone Quattro 50 perforated gypsum tile

Gyptone Quattro 50, RGK Quattro 50

PTB reference data

Original description

Rigips Gyptone Quattro 50 perforated gypsum tile

Material properties

Manufacturer: Rigips GmbH
Thickness: 0.5 in
Wall distance: 1.8 in, 7.3 in

Measurement data

Sound absorption

Reverberation chamber (ASTM C423 / ISO 354)· 3 variants

NRC
0.80

Frequency values

αp per octave band

f (Hz)1252505001k2k4k
αp0.250.651.000.950.650.65

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CompareValue
45NRC0.80
185NRC0.65
45NRC0.60

NRC: 0.80 (derived from ISO 354 lab data)

Weight / density: 8 kg/m^2

Dimensions: 25 in x25 in

Terms of use
Measured values as a table (3 measurements)
Rigips Gyptone Quattro 50 perforated gypsum tile: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-upNRC125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 Hz
13 mm · 8 kg/m^2 · 45 · Einlege- and verdeckte Montage, for Arbeiten im Zwischenraum demontierbar · Platte white acrylbeschichtet, quadratisch gelocht, acoustic fleece rückseitig aufkaschiert0.600.150.300.650.850.650.40
13 mm · 8 kg/m^2 · 45 · Einlege- and verdeckte Montage, for Arbeiten im Zwischenraum demontierbar · Platte white acrylbeschichtet, quadratisch gelocht, acoustic fleece rückseitig aufkaschiert0.800.250.651.000.950.650.65
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, quadratisch gelocht, acoustic fleece rückseitig aufkaschiert0.650.500.600.650.600.650.70
Measured values as a table (3 measurements)

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