Reply: No, it is not suitable with epoxy resin. Chopped strand mat is made up of limited strands of fiberglass which are held jointly by a styrene binder. The styrene from polyester and vinyl ester resin is needed to dissolve the binder while in the mat. Returns 30-day refund/replacement This https://marconkarg.bloguetechno.com/not-known-factual-statements-about-fiberglass-chopped-strand-mat-roll-65200961