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Thread: Perforated Metal Resource

  1. #1
    Senior Member
    Join Date
    Sep 2005

    Perforated Metal Resource

    While browsing for info on perforated metal today, I came across what may be the ultimate reference, at least for our purposes. Provided by the Industrial Perforators Association, (who'da thunk it) there is a wealth of data on acoustical properties and applications, strength, formability, and a slew of other appropriate stuff. This goes way beyond grill material, and in my initial once-over, I realized the potential here could really turn on some bulbs for some of our more inventive members.

    Here's a teaser;

    Maximizing percentage of open area may NOT be the key factor in maximizing acoustic transmission.

    It's all here;

  2. #2
    Senior Member Hoerninger's Avatar
    Join Date
    Jul 2005
    Thank you - great resource!
    I've never thought that there have been made so many investigations.

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