expanded polyurethane PAE 25 mm + PU

PTB reference data

Original description

Material properties

Thickness:

25 mm

ISO 354 – reverberation chamber

αw

0.57

αp nach ISO 11654

125 Hz

0.10

250 Hz

0.20

500 Hz

0.50

1000 Hz

0.70

2000 Hz

0.95

4000 Hz

0.95

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

Free. No password required.

Method (354): Measured