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Old 08-19-2009, 05:15 PM   #21 (permalink)
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Originally Posted by Bicycle Bob View Post
Before vacuum-forming polycarbonate (Lex**) you should soak it at about 190 F for 8 hours to drive the moisture out, lest you get steam bubbles.
This is EXACTLY the info I need. Am trying to VF .030" polycarbonate sheets and was getting these D@@n bubbles. Had me scratching my head. I never would have thought of steam bubbles.

Thanks. It is very much appreciated.


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