WoodHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data unter http://www.lignoform.com, Feb. 01
Value from the PTB table, not verified
Lignoform perforated MDF panel for gym walls
Lignoform Perforierte Platte, Perfoplatte MDF 16/16/8 mm
PTB reference data
Original description
Lignoform perforated MDF panel for gym walls
Material properties
Manufacturer: Lignoform Benken AG
Thickness: 18 mm
Wall distance: 350 mm
Backing: acoustic non-woven
Application: gym walls
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.70
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.70 | 0.70 | 0.65 | 0.65 | 0.65 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18 mm · 350 mm · gelochte Holzoberfläche, Lochraster 16 mm x 16 mm, Lochdurchmesser 8 mm | 0.70 | 0.45 | 0.71 | 0.55 | 0.75 | 0.64 | 0.75 | 0.75 | 0.63 | 0.67 | 0.68 | 0.65 | 0.63 | 0.67 | 0.67 | 0.67 | 0.66 | 0.67 | 0.69 |
Measured values as a table (1 measurement)
Access frequency bands, variants and export. Create a permanent free account
Last updated:
