Semstone 5301HT is a highly versatile epoxy novolac vinyl ester coating and lining system with a unique combination of toughness and resistance to mechanical abuse along with excellent resistance to a wide range of chemical exposures. Its high build characteristics make it an excellent choice for coating structural steel and as an exterior coating. Semstone 5301HT has enhanced resistance to solvents, both organic and inorganic acids, and dry heat exposure.