株式会社ミヤジマ Product Lineup

Miyajima Co., Ltd. is a specialized forging manufacturer that produces shafts through upset forging, utilizing its unique production management system and forging technology. We can accommodate a wide range of applications, including valve rods for water supply, ships, and industrial gate valves, as well as gear shafts for reducers used in construction machinery and agricultural machinery, steel rolls, and machinery for printing, textiles, and heavy electrical equipment. As long as the material has forgeability, we can handle over 100 types of materials, including various structural steels, stainless steel, tool steel, heat-resistant and corrosion-resistant superalloys, aluminum alloys, and copper alloys, by standardizing and systematizing the forging conditions for all types of materials. 【Business Activities】 ■ Hot upset forging of various shaft-shaped components ■ Various metal heat treatment processes *For more details, please refer to our catalog. Feel free to contact us with any inquiries.

• Casting Machine

Anchor bolts are essential components that connect the ground and the building. Without anchor bolts, it can be said that no matter how sturdy and optimal the foundation is, it would be meaningless.

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Spindles often have a relatively simple shape with a flange at the tip, and most can be forged without the need for mold costs using our general-purpose molds. For small lots, customers who are unfortunately having to manufacture by cutting from round bars! Please consult us once!

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In the past ten years, trains have become much more comfortable to ride. The vibrations received by the wheels from the rails are softened by the axle spring rubber shafts, and our company manufactures those core materials. They are used not only in conventional trains but also in Shinkansen and trains overseas.

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Bulldozers are primarily used at land development construction sites in Japan, but around the world, they play a significant role in resource extraction in mines in places like Africa and Europe. The one operating the bulldozer is the Miyajima forged shaft.

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Our company started 50 years ago in the year S31 as "Miyajima Valve Rod Forging Co., Ltd." At that time, there were over 100 valve manufacturers in Hikone, and it was the first generation, Genji Miyajima, who conceived the idea of manufacturing the "valve rods" using a unique forging method. (Patent obtained)

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