3M Scotchkote 426 Fusion-Bonded Epoxy Coating is a one-part, heat curable, thermosetting epoxy coating designed for improved corrosion protection for "after-fab" application. Scotchkote 426 is resistant to cathodic disbondment and corrosive agents such as deicing salts, airborne salt spray, sea water, harsh chemicals, acid rain, carbonation, contaminated aggregate, and concrete additives.Scotchkote 426 Long is designed for use on a custom coating line as the product has a long gel and cure time. Post baking is required.