The cloth sheet of fiberglass are not expensive, but the resin can be.
Maybe a polished finish, when working direct on positive mold, can be also performed like they do for surfboards, using handing machines to sandpaper.
Quote:
Originally Posted by redpoint5
I spent about $80 in materials to make 2 attempts at a kitchen sink mold. Everything is less expensive than 2 failed attempts to work with the wretched stuff.
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