Rather than a resin and hardener, polyester resin works by using the resin itself as well as a catalyst to set the curing process in motion, and due to this the curing system is a whole lot more quickly than that of conventional epoxy resin. The benefit of Environmental Technology’s https://epoxy-jewelry-art48380.ageeksblog.com/30539280/uv-resin-vs-epoxy-resin-for-jewelry-an-overview