Here is a fool proof technique: http://curedcomposites.netfirms.com/finish.html
Mark Jones (N886MJ) Wales, WI Visit my web site: www.flykr2s.com E-mail: flyk...@wi.rr.com ----- Original Message ----- From: <bearlk...@aol.com> To: <kr...@mylist.net> Sent: Saturday, October 28, 2006 3:05 PM Subject: KR> finish work > from "finishing a composite airplane" > > > > "I strongly recommend spraying a light coat of black primer, before you > start > filling, Even thou this step is not absolutely necessary it is very > helpful > in guiding where to direct more sanding and when to change to finer > sandpaper > grade. The filler becomes translucent as it gets thinner and the black > color > starts showing through as dark spots indicating you are getting close to > the > skin surface."" > > > I mix blue pthalate dye with my filler for the same reason. I question the > idea of having primer in the middle of layers of epoxy. Probably very > minor. > Bob P. > _______________________________________ > Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to krnet-le...@mylist.net > please see other KRnet info at http://www.krnet.org/info.html