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We participated in a national survey to determine the best material for reducing noise during pilot training.
We proposed the Low Frequency Material and received a purchase order for a prototype set of blankets.
As the test data is confidential to the Air Force, we are unable to present the results.
However, additional sets have been ordered for the same application and the material is functioning as projected. The
client presented a list of 12 material attributes that were imperative for the material to function properly in application.
The photograph shows the composite just prior to final finishing phase. In addition to designing a composite that meets rigorous acoustic parameters, the Low Frequency Material composites can be sized to fit any existing architecture or structure. As the panels can be either rigid or flexible, there are multiple installation methods that permit good fit into specific environments. |
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As this environment demanded no air particulates as well as no metal-to-metal contact,
the presentation of the acoustic materials is somewhat different from the previous applications.
The surfaces of the room were all highly reflective and required the performance of a 4" thick absorbent material in 2" thick composite. The Low Frequency composite shown to the left allowed us to meet that objective. |