Manufacturer
SUAM Schall- & Akustikmanufaktur GmbH
SUAM Akustikmanufaktur develops and manufactures custom room-acoustic elements made from thermally bonded polyester wadding in Bad Wünnenberg (North Rhine-Westphalia). The range covers ceiling rafts (rectangular, round, free-form), baffles, wall and ceiling absorbers, acoustic art panels, the dekaBel metal cassette absorber, and the modular free-standing screen. The PES core material is binder-free, fully recyclable and meets fire class B1 per DIN 4102. Certified to OEKO-TEX Standard 100 (test no. 94.0.0541).
SUAM Freeform Ceiling Raft
Freeform Ceiling Raft
Description
The SUAM Freeform Ceiling Raft is a custom-cut area absorber for special shapes beyond rectangle, square, and circle. Cut, edge design, and dimensions are manufactured according to customer specifications. Technical structure and material platform are identical to the rectangular ceiling raft: thermally bonded polyester core in 50 or 80 mm, binder-free, B1, up to 1,000 color variants, optionally with printed motif.
Technical data
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)
Frequency values
Aobj nach ISO 354 (m²)
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| Aobj | 1.15 | 2.70 | 2.85 | 4.00 | 4.85 | 5.35 |
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Method (354): Measured
Room volume: 1,324 cu ft
Object area: 31 sq ft
Measurement date (354): 2020-10-07
Measured values as a table (1 measurement)
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 mm · Rechteckiges ceiling raft, freihängend (Aobj, m²) | – | 0.48 | 0.60 | 2.32 | 2.46 | 2.76 | 2.89 | 2.70 | 2.80 | 3.07 | 3.46 | 3.96 | 4.52 | 4.70 | 4.95 | 4.90 | 5.35 | 5.35 | 5.35 |
Measured values as a table (1 measurement)
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