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 RGK Line1 slotted gypsum ceiling tile
RGK Line1
PTB reference data
Original description
Rigips RGK Line1 slotted gypsum ceiling 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)· 2 variants
NRC
0.70
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.45 | 0.70 | 0.75 | 0.65 | 0.60 | 0.55 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
| Compare | Value | |
|---|---|---|
| 185 | NRC0.70 | |
| 45 | NRC0.60 |
NRC: 0.70 (derived from ISO 354 lab data)
Weight / density: 8 kg/m^2
Dimensions: 25 in x25 in
Application: Schraubmontage
Measured values as a table (2 measurements)
| Build-up | NRC | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 12,5 mm · 8 kg/m^2 · 45 · Schraubmontage · streifenweise geschlitzte Platte without Farbbeschichtung | 0.60 | 0.15 | 0.35 | 0.65 | 0.80 | 0.65 | 0.45 |
| 12,5 mm · 8 kg/m^2 · 185 · Schraubmontage · streifenweise geschlitzte Platte without Farbbeschichtung | 0.70 | 0.45 | 0.70 | 0.75 | 0.65 | 0.60 | 0.55 |
Measured values as a table (2 measurements)
Access frequency bands, variants and export. Create a permanent free account
Last updated:
