FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer's product sheet
Value from the PTB table, not verified
pinta acoustic PLANO H melamine foam
PLANO H
PTB reference data
Original description
pinta acoustic PLANO H melamine foam
Material properties
Manufacturer: pinta acoustic gmbh
Thickness: 0.8 in, 2 in
Wall distance: 0 in
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 2 variants
NRC
0.80
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.50 | 0.85 | 0.90 | 0.95 | 0.95 |
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| Compare | Value | |
|---|---|---|
| 2 in | NRC0.80 | |
| 0.8 in | NRC0.50 |
NRC: 0.80 (derived from ISO 354 lab data)
Weight / density: 9,5±1,5 kg/m³
Dimensions: 1250 x 49 in
Distance: 0
Measured values as a table (2 measurements)
| Build-up | NRC | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 mm · 9,5±1,5 kg/m³ · 0 | 0.50 | 0.03 | 0.08 | 0.16 | 0.13 | 0.20 | 0.26 | 0.27 | 0.42 | 0.49 | 0.53 | 0.62 | 0.69 | 0.72 | 0.76 | 0.81 | 0.80 | 0.86 | 0.84 |
| 50 mm · 9,5±1,5 kg/m³ · 0 | 0.80 | 0.11 | 0.24 | 0.29 | 0.33 | 0.51 | 0.60 | 0.75 | 0.85 | 0.89 | 0.91 | 0.91 | 0.89 | 0.94 | 0.96 | 1.00 | 0.94 | 0.94 | 0.97 |
Measured values as a table (2 measurements)
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