Guaranteed precision at the micron level for processing tolerances. Comprehensive support from material procurement to surface treatment and assembly. We have a track record of transactions with major companies.
Our company consistently handles everything from material procurement to heat treatment, machining, surface treatment, and assembly, based on advanced processing technology using machining centers and surface grinding machines. We specialize in high-precision machining of medium to large parts, and with the introduction of 5-axis controlled vertical machining centers, we can accommodate a wide range of products, from mass-produced items to single pieces. We are now capable of short delivery times for high-precision products and high-precision machining of complex shapes through multi-surface approaches. Additionally, we have established a thorough quality assurance system and can also handle contract inspections using high-precision three-dimensional measuring machines with a 1μm guarantee. **Our Strengths** - Proposing materials and methods tailored to customer needs - Proven track record in a wide range of fields, including semiconductors and medical-related industries - Capable of handling various materials such as aluminum, iron, stainless steel, various special steels, copper castings, and aluminum die castings - Rich know-how in tool design allows us to propose cost reductions for medium-volume production - Specializing in deep machining, we can perform deep cutting up to a maximum diameter of 1000mm and a depth of 600mm - We provide a consistent service from material procurement to machining for various casting materials, including iron and aluminum castings *For more details, please refer to the materials. Feel free to contact us with any inquiries.*
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basic information
【Examples of Accuracy Guarantee Available】 ■ Disclosure and submission of material guarantee data such as mill sheets and heat treatment certificates ■ Disclosure and submission of surface treatment data such as salt spray tests and hardness measurements ■ Accuracy measurements after product assembly ■ Issuance of traceability certificates ■ Storage of product guarantee data for 3 years 【Introduction of Equipment Owned (3D Measuring Machine with 1μm Guarantee)】 ◎ Mitutoyo LEGEX 9106 Maximum measurement size: 900 (X-axis) × 1000 (Y-axis) × 600 (Z-axis) mm Measurement accuracy: 0.35 + L/1000 μm ◎ Makino Milling Machine D800Z (5-axis controlled vertical MC) Movement range: 1200 × 1100 × 650 mm *For more details, please refer to the materials. Feel free to contact us with any inquiries.
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Applications/Examples of results
【Business Fields】 ○ Semiconductor and LCD exposure equipment ○ Railway safety equipment ○ Various medical diagnostic devices ○ Commercial printing equipment ○ Control equipment for rockets ○ Power distribution equipment ○ Special communication devices ● For more details, please contact us or download the catalog.
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Company information
Since its establishment in 1960, San-ei Seiki Kogyo Co., Ltd. has aimed to assist customers in various ways in their manufacturing processes by continuously refining processing technologies and related services. To meet precision requirements at the micron level, we possess large machining centers (five-axis, vertical, and horizontal) made by Makino, surface grinding machines, and ultra-high precision three-dimensional measuring instruments. Based on our advanced processing technology, we provide comprehensive services ranging from material procurement to various processing, surface treatment, machine assembly, and procurement of various parts. We handle a wide range of processing materials, from aluminum to difficult-to-machine materials. In particular, we focus on the processing of cast components, backed by extensive experience and achievements. Based on our track record of transactions with multiple major companies, we have established a reliable management and supply system, contributing to our customers' technological development and manufacturing in various fields. If you have any concerns, please feel free to consult with us.
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