Refined traditional craftsmanship. For cast iron small parts, leave it to us from casting to finished products.
Tokyo Sleeve Co., Ltd. is dedicated to further refining its casting technology, which nurtures ancient techniques still in use today and will be utilized in the future. We are committed to manufacturing that benefits society and to developing people who can contribute to society. As a factory that consistently produces a variety of special cast iron components that can meet diverse needs, from raw materials to finished products, all employees work together in all corporate activities such as development, purchasing, production, and shipping, continuously striving to reduce environmental impact. 【Business Activities】 ○ Gray Cast Iron ○ Special Alloy Cast Iron ○ Ductile Cast Iron ○ Chilled Cast Iron ○ Ni-Resist Cast Iron For more details, please contact us or download the catalog.
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【Main Products】 ○ Valve Guides → Large, Medium, Small ○ Piston Wear Rings → Ring Triggers ○ Various Cast Iron Components 【Main Equipment】 [Foundry] ○ High-Frequency Crucible Induction Furnace ○ Mold Extraction Type FBM2T Casting Line ○ Production Stack Molding Casting Line ○ Green Sand Mixing Recovery Line → MS2G - D Sand Mixer → Sand Storage Tank ○ Environmental Protection Equipment → Dust Collection Device UDC-815PS and others [Machine Shop] ○ Dedicated Line for Valve Guide Processing (including external installations) ○ Dedicated Line for Tappet Processing (external installations) ○ Dedicated Line for Ring Trigger Processing (including external installations) ○ Centerless Grinder ○ Speedometer Gear Bush Processing Line ○ Valve Guide Inner Diameter Finishing Line (Gun Reamer, General Purpose Drill) ○ Nozzle Bridge Processing Line ○ General Purpose Processing Line [Inspection and Testing Equipment] ○ Impurity Measurement Device (Millipore System) ○ Physical Testing Equipment ○ Magnetic Flaw Detector ○ 3D Coordinate Measuring Machine ● For more details, please contact us or download the catalog.
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Tokyo Sleeve Co., Ltd. is committed to further refining its casting technology, which nurtures ancient techniques still in use today, to be utilized in the future. We strive to create products that benefit society and foster individuals who can contribute to society. As a factory that consistently produces a variety of special cast iron components capable of meeting diverse needs, from material to processing and completion, all employees work together in all corporate activities, including development, purchasing, production, and shipping, while continuously working to reduce environmental impact.