DO NOT use polyester resin to build your KR (period) Polyester Resin, as stated below, cannot be properly bonded to/or with other adhesives.
So the statement "There is nothing wrong with building a plane using polyester", has to be wrong on it's face. - Polyester Resin comes NO WHERE near having the strength of epoxy. Larry A Capps Naperville, IL -----Original Message----- I have spoken to several commercial boat builders about polyester epoxy. There is nothing wrong with building a plane using polyester Essentially the impression that I got dont mix the two.