Metal Lay-In Ceiling Tile Acoustic Properties \u2014 Absorption Coefficients (125Hz\u20134kHz)
Aluminium or steel lay-in panels with micro-perforations and acoustic fleece backing, designed for exposed grid ceiling systems. Combines the durability and cleanability of metal with moderate acoustic performance. Popular in healthcare, food service, and cleanroom applications.
Absorption Coefficients by Octave Band
| Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 |
|---|---|---|---|---|---|---|
| α (absorption) | 0.20 | 0.40 | 0.60 | 0.70 | 0.70 | 0.65 |
RT60 Impact
Installing 24m² of metal lay-in ceiling in a 100m³ room reduces RT60 by approximately 0.35s at 500Hz
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Frequently Asked Questions
What is the NRC of Metal Lay-In Ceiling Tile?
Metal Lay-In Ceiling Tile has an NRC (Noise Reduction Coefficient) of 0.60, calculated as the arithmetic mean of absorption coefficients at 250, 500, 1000, and 2000 Hz per ASTM C423.
Where is Metal Lay-In Ceiling Tile typically used?
Metal Lay-In Ceiling Tile is typically used as a ceiling treatment. Aluminium or steel lay-in panels with micro-perforations and acoustic fleece backing, designed for exposed grid ceiling systems.
How much does Metal Lay-In Ceiling Tile reduce RT60?
Installing 24m² of metal lay-in ceiling in a 100m³ room reduces RT60 by approximately 0.35s at 500Hz
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