Krosaki Harima (黒崎播磨株式会社) is a company that manufactures and sells refractory materials for the iron, steel, and construction industries. It operates through four business segments: Refractory, Furnace, Engineering, and Ceramics. The Refractory segment manages iron, steel, glass, and cement products. The Furnace business provides industrial furnaces that are used for the manufacture of industrial products. The engineering segment studies, designs, and manufactures refractory molds. The Ceramics business specializes in fine ceramics, kiln furniture for electronic component firing, and thermal ceramics.