Quote:
Originally Posted by Blacdout96
It's a better process, making sure you get the epoxy throughly through the threads, and also forms a tighter, more uniform seal on molds, giving itthat mirro finish.
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Rarely does a part come out of a vacuum mold with a mirror finish. It is smooth but it is very porus as the vacuum pulls out the excess resin. You really need to clear coat a overlay piece or in a mold you need to apply a gelcoat first to get a nice finish.