Dongkuk Refractories & Steel Co., Ltd. manufactures and sells refractories and ceramics in South Korea and internationally. Its product range includes shaped, monolithic, and functional refractories, as well as fine ceramics such as water and sanitary faucets, high-purity alumina crucibles, ceramic lining pipes and elbows, ceramic rollers, and spherical alumina. The company also supplies steelmaking and construction equipment for refractories, electric and industrial furnaces, and various industrial furnaces and incinerators. Founded in 1974, it is headquartered in Busan, South Korea.