Expanded polyurethane PAE 40 mm + PU

PTB reference data

Original description

Material properties

Thickness: 40 mm

ISO 354 – reverberation chamber

αw

0.62

αp nach ISO 11654

125 Hz

0.15

250 Hz

0.25

500 Hz

0.65

1000 Hz

0.80

2000 Hz

0.90

4000 Hz

0.90

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Method (354): Measured