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Engine Valves
Along with leading engine valve makers in Japan, we manufacture products at our facilities with our own original equipment, utilizing the upset forging method.
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Machining / Assembly
The strength of our company lies in machining forged parts, especially those of hard to manufacture materials such as stainless steel, heat-resistant steel, super alloys and heat-resistant cast steel. In addition, we conduct press-fitting, riveting, welding and assembly. It is possible to integrate all stages of production, from machining to assembly.
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Technological Development
Aiming at more sophisticated manufacturing, we have taken innovative steps in developing advanced technology and materials, as well as a new manufacturing method. Recently, we have received requests from aircraft manufacturers to produce prototype components.
▶Group Companies
- Chotan Toyoda
Seisakusho Co., Ltd. - Nakano Stamping Co., Ltd.
