Conventionally developed plastics have been improved even lighter, easily designed materials which lead metallic or wooden materials to be replaced over its advantage of easily mass produced. However, metals such as magne sium alloy has drastically developing its molding technic recently, and its lightness, hardness, conductivity, and recyclable feature leading some of plastics to be replaced by it. Especially molded magnesium alloy is used for portable products such as cellular phone, laptop and cameras. To meet the demand, this product, “ARMOR TOP” is 1K curable hard coating paint for metal is able to perform high hardness, scratch resistance which was believed only for UV curable paint to be able to do and it also could be dried by baking.