CHEM-NATURAL Epoxy Casting Resin is a two component, 100% solids, 0 VOC Topcoat, cycloaliphatic resin. The product is clear and displays an excellent resistance to UV irradiation (excellent color retention over time) best suited for residential and commercial applications. Its chemistry provides excellent bonding characteristics and longer working time. It can be applied as basecoat system or a finish coat over. It possesses superior mechanical and chemical properties as well as a long pot life and working time. Ideal for metallic systems. It can also be used as a topcoat for Art & General epoxy projects as well as on CHEMCAST and CHEM-THICK products (see section, CASTING APPLICATIONS). CHEM NATURAL has been designed as a topcoat epoxy but it is self-priming.