HSK has a long history of serving the aircraft engine and industrial gas turbine industries by offering a wide range of surface treatment solutions. Built upon the strength of such technology, in 2004, HSK developed its world-first “Completely Chrome-Free” corrosion-resistant coating technologies. Our unique product ZECCOAT® does not contain hexavalent chrome nor trivalent chrome, making it completely chrome-free, yet highly wear and corrosion-protective zinc-based coating solutions. This product is widely used in the automotive parts as well as building materials.

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