GypsumBroadband absorber

Data source

PTB reference data

Physikalisch-Technische Bundesanstalt

Source: Manufacturer data im Internet

Value from the PTB table, not verified

illbruck Rigiton perforated panel with acoustic non-woven

Rigiton perforated panel with acoustic non-woven 8/18

PTB reference data

Original description

illbruck Rigiton perforated panel with acoustic non-woven

Material properties

Manufacturer: illbruck GmbH
Thickness: 12.5 mm
Wall distance: 50 mm, 200 mm
Hole size: 8 mm
Backing: acoustic non-woven

Measurement data

Sound absorption

ISO 354 – reverberation chamber· 3 variants

αw
0.55

Frequency values

αp per ISO 11654

f (Hz)1252505001k2k4k
αp0.150.300.650.850.600.45

Create a permanent free accountAccess frequency bands, variants and export.

Free. No password required.

CompareValue
50αw0.55
50αw0.50
200αw0.50
Terms of use
Measured values as a table (3 measurements)
illbruck Rigiton perforated panel with acoustic non-woven: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-upαw125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 Hz
12,5 mm · 10 kg/m^2 · 50 · Lochdurchlaufende Verlegung durch Fugenverklebung · Lochung round, regelmäßig, Durchmesser 8 mm, Lochabstand 18 mm, Lochflächenanteil15,5%0.500.130.280.640.890.550.31
500.550.160.300.670.860.590.46
12,5 mm · 10 kg/m^2 · 200 · Lochdurchlaufende Verlegung durch Fugenverklebung · Lochung round, regelmäßig, Durchmesser 8 mm, Lochabstand 18 mm, Lochflächenanteil15,5%0.500.440.780.960.550.510.35
Measured values as a table (3 measurements)

Access frequency bands, variants and export. Create a permanent free account

Last updated: