What type of epoxy resin do I use to apply fiberglass cloth?
I use epoxy finishing resin. It is much less viscous than normal epoxy glue. This allows it to spread easily and penetrate the cloth quickly. I do not use normal epoxy glue to apply glass cloth. I buy the resin I use from Aerospace Composites, but there are several other companies that sell the same items. Aerospace Composites calls their resin EZ Lam. The 30 minute type is the best to use. It has plenty of working time but does not take days to cure before it can be feathered so the next piece of glass cloth can be applied. Fiberglass resin is not the same as finishing resin. Fiberglass resin is polyester resin. It is the stuff that comes with a small tube of MEK Peroxide catalyst. Many people, including Dave Platt, use fiberglass resin because it dries very hard and sands better than epoxy. I do not use polyester resin because I have a very bad reaction to it when it gets on my skin and it smells horrible. However, it works well, so there is no reason not to use it from a finishing s
