Hastelloy® C276 Foil (Light Tight) is a nickel-based alloy foil that comes in 34 different variations of thickness and dimension. This alloy exhibits excellent corrosion resistance and high strength at extreme temperatures. Hastelloy C276 Foil (Light Tight) is used in applications requiring oxidation resistance and durability under thermal cycling, such as furnace equipment, chemical and petrochemical processing, pollution control equipment and aerospace components.