Originally Posted by
DougB.
I would recommend the use of acetone for removing the release agent(s). More often than not, that agent is silicone. Initial sanding will only "drive" the silicone only deeper into the molded stock. I prefer to remove it first and then sand lightly.
there are some nasty release agents. some times they need to be scorched out with flame. the process is on you -tube but i think youll be fine with some comet scrub and de-nature alcohol. acetone can leave a residue that i know duracoat dont like so i stay away and use the alcohol.