Aervoe Insulating Epoxy Coating is a tough, yet flexible coating for insulating coils, transformers and other electrical components. Good adhesion and high dielectric strength makes this product especially useful for coating turns on electrical windings that will be exposed to extreme moisture and oils. It penetrates thoroughly and air-dries tack free in 15 min, hardens in 1 hr. Superior to lacquers and acrylics. Epoxy Ester resin is rated Thermal Class F.