Rated 5 out of 5 by anonymous from castin’ craft resin. clear polyester. i used this as an experiment to see if it could handle weathering .. Epoxy resin. what is an epoxy resin and where should it be used? epoxy resins are powerful adhesives, which when properly formulated, soak into the wood, form a. See our tutorials and videos on how to use ca glue from satellite city instant glues in applications such as pen finishing, pointe shoe strengthening, fiberglassing.