Produced by Kyoritsu Gokin Co., Ltd.& Everloy Shoji Co., Ltd.

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Our cemented carbide machining technology

Inner diameter polishing

We have general-purpose internal grinding machines and NC machines.
Our Seibu Electric and Okamoto Machine Tool Works’ NC inner surface grinding machines can grind inner surface with multiple corner radius, conventionally processed using die-sinking EDM, which reduces damages to the material and extends product life.
We are capable of high-precision mirror finishing.

Please feel free to contact us for any inquiries regarding cemented carbide material shape processing.
We will propose the appropriate processing according to the grade and shape.
  • Catalog

    We will provide high value-added cemented carbide with the achievements and know-how cultivated so far.

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  • Consultation and Inquiry

    We solve your problems by providing integrated solutions from material selection/development to precision machining and provision of finished products.

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  • FAQ

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