Mineral fiber panel, bonded, surface-treated, 50 mm, 120 Rayl/cm

PTB reference data

Original description

Material properties

Thickness: 50 mm

Surface weight: 6.0 kg/m²

Density: 120 kg/m³

Flow resistance: 120 kPa·s/m²

ISO 354 – reverberation chamber

αw

0.96

αp nach ISO 11654

250 Hz

0.65

500 Hz

1.00

1000 Hz

1.05

2000 Hz

1.00

4000 Hz

0.95

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

Free. No password required.

Method (354): Measured