第一高周波工業 新事業推進部 営業部 Official site

Surface treatment

Surface treatment

Surface treatment

DHF's surface treatment business has a proven track record and technology accumulated since its founding, ensuring reliable quality and trustworthiness. Our high-frequency induction heating technology is utilized in the heat treatment of various products, providing stable quality products. In addition to manufacturing high-quality products such as large components, heavy items, and mass-produced goods, we are currently also offering maintenance services for roll products.