[simpits-tech] Forming polycarb..

[Chris Woodul]

HI Sean and Roy

You brave souls... ; )

WHo is doing the A-4? Id like to know more about that.
Chris W
----- Original Message -----
From: "Roy Coates" <roy@flightlab.liv.ac.uk>
To: "Simpits List" <simpits-tech@simpits.org>
Sent: Wednesday, June 12, 2002 6:50 AM
Subject: Re: [simpits-tech] Forming polycarb..


> On Wed, 12 Jun 2002, Sean Galbraith wrote:
>
> > Well it's time to learn a new skill :)
> >
> > I have almost completed the front windscreen on the A-4 so next up is
the
> > main canopy.. complete with complex curves!
> >
> > Does anyone have ideas/suggestions for how I can achieve this?  The
canopy
> > is being framed with aluminium, so strength is not the real issue, just
the
> > shape.
>
> Having talked to our materials guys, and perusing the materials database -
> Acrylic sheet was recommended to me since this responds well to heat in
> that once its shape is changed, it'll stay changed!
>
> You need to uniformly heat the sheet until it becomes plyable enough to
> take up the shape you need, then allowed to cool. The big problem is
> providing the uniform heat.  I tried - and failed ;)
>
> --
>
> Roy.
>
>
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