Honeycomb construction made of mineral fiber panels

PTB reference data

Original description

Material properties

Thickness: 200 mm, 18 mm

Wall distance: 200 mm

Dimensions: 500 × 500 mm

Backing: non-woven faced on both sides

Surface: white spray-painted

Mounting: arranged perpendicular to the wall

ISO 354 – reverberation chamber

αw

0.60

αp nach ISO 11654

250 Hz

0.25

500 Hz

0.30

1000 Hz

0.75

2000 Hz

0.85

4000 Hz

0.85

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Method (354): Measured