I wonder if this has any effect on the electrical properties of the PVC?
Such as increasing or decreasing the dielectric constant etc.
On Sun, Dec 17, 2017 at 11:33 PM, Steve White <steve.white1@xxxxxxxxx>
wrote:
> Maybe some of you have already thought of this but here is an idea that I
> tried that worked for obtaining PVC sheet. As we all know, raw materials
> are surprisingly expensive. I recently needed a small quantity of Schedule
> 40 PVC sheet. I looked at the usual sources on-line and didn't like the
> price. I had a left-over section of 8" PVC pipe from my previous TC
> secondary. I cut the piece in half length wise. I then placed the two
> pieces on an old cookie sheet in an oven at a temperature of 220 degrees.
> After about an hour I noticed that the pieces were visibly sagging. I left
> them in the oven for another hour for a total of two hours. I then removed
> them. Using a large C-clamp, I pressed each piece between two 1/4 inch
> aluminum plates that I had. After cooling, I had two perfectly flat pieces
> of PVC sheet. You can use this method with any size of PVC pipe.
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