The best replacement for polyester resin is epoxy.


The best alternatives to polyester resin are rated as following:
★★★★★  epoxy
★★★★★  epoxy resin
★★★  fiberglass resin
★★  vinylester resin
★  vinyl ester resin
★  polyurethane resin
★  acrylic resin
  phenolic resin

Your alternative for polyester resin is not listed? Suggest!
Speaking about polyester resin, one probably shouldn't forget about fiberglass.

Other search terms related to polyester resin and their ratings are:

★★★★★ fiberglass
★★★ carbon fiber
You have in mind a companion for polyester resin and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of polyester resin in all years. Click on graph for more.
polyester resin
epoxy
epoxy resin