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  1. ScratInTheHat

    Bubble canopy forming from ploycarbonate sheets

    I just ran over a post on a homebuilt aircraft site that said these canopies are "Free Blown". This is the way they keep the optical clarity. Now this is an idea that I had thought about but it seemed to be approaching the realm of an art. What I had envisioned was similar to the vacuum female...
  2. ScratInTheHat

    Bubble canopy forming from ploycarbonate sheets

    Just knowing that they did have published data is great news. I had all that you just told me except for the drawing down into a female mold (I think that's what you meant to write). This is the process that I think would be the easiest to setup. I was looking for confirmation on that process...
  3. ScratInTheHat

    Bubble canopy forming from ploycarbonate sheets

    Took you three seconds to give me something I already had. I don't need to do anymore looking through a materials site I need to have the bubble canopy manufacture process. I already have a UV resistant polyC picked out. It's thermoformable at just about 280F. What I'm wondering is if this is a...
  4. ScratInTheHat

    Bubble canopy forming from ploycarbonate sheets

    I've looked all over the net to get information on bubble canopy forming from ploycarbonate sheets (Lexan, etc.). I'm not talking about small model scale but usable on prototype vehicles. Can anyone point me in the direction I need to go to get some information on this process?

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