精密工業 Company Profile

By accurately capturing market trends and creating products that lead the way, we support the industrial equipment industry.

Seimitsu Kogyo Co., Ltd. is a company primarily engaged in the production of roll shafts for cardboard machinery and general industrial machinery, as well as grinding processing. Our pride lies in our ability to provide stable finishes and high-quality precision, handling everything from materials to heat treatment, machining, grinding, industrial chrome plating, and roll mirror finishing. In the Joining Division, we use friction welding technology, which offers greater joint strength than conventional welding, to join various types of steel. In recent years, we have also been actively working on joining difficult materials such as pure aluminum and pure copper, as well as stainless steel and pure aluminum.