Plywood-faced mineral fiber panel on sub-frame

PTB reference data

Original description

Material properties

Thickness: 6 mm plywood

Wall distance: 50 mm air cavity, 50 mm mineral fiber panel

Density: 100 kg/m³

Flow resistance: 20 Rayl/cm

Application: wall

Mounting: on sub-frame

ISO 354 – reverberation chamber

αw

0.27

αp nach ISO 11654

125 Hz

0.50

250 Hz

0.55

500 Hz

0.30

1000 Hz

0.20

2000 Hz

0.10

4000 Hz

0.10

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Method (354): Measured