Reply: No, it is not suitable with epoxy resin. Chopped strand mat is built up of limited strands of fiberglass that are held collectively by a styrene binder. The styrene from polyester and vinyl ester resin is required to dissolve the binder inside the mat. Weight:3oz for every sq. foot https://fiberglasschoppedstrandma58901.bligblogging.com/30356080/getting-my-fiberglass-chopped-strand-mat-roll-to-work