Re: Now if this could be used to make Packard parts

Posted by bkazmer On 2011/8/11 12:57:45

polyurethane is normally very easy to paint - it has a surface energy of 38 dynes/cm2 or so (high), and not surprisingly is compatible with urethane paint. I suspect your problem is a residual accelerant or a mold release. Silicone is terrible for paint adhesion