How the Permeability of Polyurethane Foam Affects Sound Absorption

Posted by Polymer Technologies on 4/13/20 2:13 PM

Cellular polymer materials are permeable to some degree, while other manufacturing materials like metals, glass, ceramics and dense loaded vinyls are not. To some, this porous quality may seem like a disadvantage. But that’s not true! Whether or not a material is right for your project comes down to your application.

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Topics: closed cell foam, open cell foam, Permeability