Mineral fiber panel, resin-bonded

PTB reference data

Original description

Material properties

Thickness: 20 mm

Surface weight: 2.82 kg/m²

Density: 150 kg/m³

Flow resistance: 5.08 kPa·s/m²

ISO 354 – reverberation chamber

αw

0.57

αp nach ISO 11654

125 Hz

0.05

250 Hz

0.15

500 Hz

0.50

1000 Hz

0.80

2000 Hz

0.95

4000 Hz

1.00

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Method (354): Measured