Okane-tsu responds to our customers' needs with meticulous care!
Okaya Heat Treatment Industry Co., Ltd. has pioneered the introduction of vacuum heat treatment furnaces and vacuum carburizing furnaces, actively responding to customer needs while striving to accumulate know-how. With half a century of experience, we contribute to the manufacturing industry in Suwa, focusing on heat treatment for mold components. Our company has established technology that reduces distortion to less than one-twentieth of the conventional level (compared to our standards) and has reduced the finishing process for molds to about one-eighth of the traditional time. This technology has led to cost reductions and shorter delivery times, resulting in numerous orders from mold manufacturers who are satisfied with our quality. 【Business Activities】 ■ Vacuum Heat Treatment ■ Vacuum Carburizing and Carburizing Nitriding ■ Ion Plating ■ ON Treatment, etc. *For more details, please refer to the PDF document or feel free to contact us.
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【Basic Technology】 ■ Quenching and tempering centered on vacuum heat treatment, as well as various needs such as hardening, aging treatment, and annealing. ■ Vacuum carburizing and vacuum carburizing nitriding that enable high-quality carburizing. ■ Ion plating that provides excellent wear resistance, heat resistance, corrosion resistance, and sliding properties. ■ ON treatment that enhances the added value of molds and cutting tools for high quality and long lifespan. *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Company information
Okaya Heat Treatment Co., Ltd. is located on the shores of Lake Suwa, known as the "Switzerland of the East," and primarily engages in contract processing such as heat treatment and coating of metal products. With a focus on the environment and through daily efforts and ingenuity, we have gained the trust of our customers and have developed up to the present day. We will continue to recognize our "corporate philosophy" and strive forward every day.