三正工業 List of Products and Services

Would you like to join us in the challenge of a new industrial structure that does not rely on the automotive industry? Sansei Kogyo celebrated its 60th anniversary in 2017 and currently has partnerships with 150 companies. We are looking for excellent machining companies specializing in NC lathes, machining centers, and other cutting and grinding processes. Additionally, we are seeking new suppliers for various materials such as SUS304, SUS316, and SK materials. Why not aim for even higher precision manufacturing with us, as we continue to hone our skills while looking toward the future, beyond the achievements we have built so far? We look forward to your applications. [Recruitment Items] ■Machining Industry ■Metal Heat Treatment Industry ■Metal Surface Treatment Industry ■Materials *For more details, please refer to the PDF document or feel free to contact us.

• others

Would you like to join us in becoming part of a supply chain that focuses on new fields and new markets aimed at approaching a carbon-neutral society, as well as delving deeper into "markets that are essential for society," in response to the demands of the coming era? Additionally, while addressing the SDGs for a "sustainable society," how about participating in fields that can utilize existing resources [people, materials (equipment), and funds] without the need for new investments or technologies, leveraging current skills? We are looking for companies involved in the semiconductor industry, food-related sectors, automation and labor-saving fields, hydrogen utilization for achieving carbon neutrality, infrastructure, water-related fields, and those engaged in the processing of internal components and functional parts for fluid control machines that drive pumps, valves, and motors. We also seek suppliers for the materials needed for functional products. Shall we take on the challenge of the new industrial structure that is about to emerge together? We look forward to your applications! *For more details, please refer to the PDF document or feel free to contact us.

• others

Sanjō Kōgyō provides a one-stop production service for industrial equipment parts, including machining of hydraulic and pneumatic equipment components, as well as material procurement, grinding, heat treatment, and surface treatment. By sourcing resin and rubber products, we offer a seamless process from parts machining to assembly. With just one drawing, we can supply products in a one-stop manner. Not only do we alleviate the hassle for customers who find it cumbersome to order multiple parts from different specialized vendors, but we also significantly reduce management workload, enabling overall manufacturing cost reduction. 【Features】 ■ Consistent production from parts machining to assembly ■ One-stop service available with just one drawing ■ Significant reduction in management workload ■ Achieving overall manufacturing cost reduction *For more details, please refer to the external link page or feel free to contact us.

• others

At Sansei Industry, we undertake contract manufacturing of parts for relatively small hydraulic pump equipment, such as high-pressure washers and pesticide sprayers used in agriculture. We fully support stainless steel processing, plating, and polishing. With our polished technology honed through the production of hydraulic equipment parts that require high-precision processing of 1 to 5 microns, we respond to our customers' needs. 【Main parts for hydraulic pumps and valves (excerpt)】 ■ Shaft ■ Nipple ■ Bearing bush ■ Benza ■ Special bolts ■ Piston *For more details, please refer to the external link page or feel free to contact us.

• others
• pump

At Sansei Industrial, we engage in contract manufacturing of components such as seal labyrinths necessary for vacuum pumps used in manufacturing equipment like LCD panels, which are in growing demand worldwide. We manufacture parts incorporated into vacuum equipment for LCD panel manufacturing, artificial snow machines, and semiconductor manufacturing equipment. In the future, we will also actively respond to the manufacturing of components for high-tech devices, such as robots, which will become more prevalent in various industries and perform complex operations. 【Main components for pneumatic equipment (excerpt)】 ■ Seal labyrinth ■ Sleeve ■ BRG housing ■ Tie rod ■ Pin ■ Manifold *For more details, please refer to the external link page or feel free to contact us.

• others

At Sansei Industrial, we undertake contract manufacturing of parts for pneumatic equipment, primarily for global manufacturers of pneumatic devices. We specialize in the production of components incorporated into pneumatic control devices, including those used in machine tools, automobile vending machines, and car wash machines. Additionally, we can supply a variety of parts tailored to meet our customers' needs. 【Main Parts for Pneumatic Equipment (Excerpt)】 ■ Movable iron core ■ Fixed iron core ■ Shaft ■ Rod ■ Magnetic pole piece ■ Cover *For more details, please refer to the external link page or feel free to contact us.

• others

At Sansei Industrial, we manufacture parts related to key equipment used in gasoline-related facilities. Not only do we produce individual parts, but we also frequently handle assembly of multiple parts, which is one of our distinguishing features. In recent years, there has been a notable increase in demand for exports, leading us to establish a production system that meets customer requirements such as large lot orders, complete delivery, and strict adherence to delivery dates, which differ from those for domestic orders. 【Features】 ■ Supply of parts for gasoline station-related equipment ■ Large lot orders, complete delivery, and strict adherence to delivery dates ■ Production system tailored to customer requirements *For more details, please refer to the external link page or feel free to contact us.

• others

Hydraulic equipment is used in construction machinery, industrial machinery, agricultural machinery, transportation equipment, and various other mechanical devices, making it an essential component. Our company provides contract processing for various parts incorporated into hydraulic equipment, regardless of size. Additionally, we have established a system that allows for consistent delivery up to the assembly stage. 【Features】 ■ No size limitations ■ Contract processing for various parts incorporated into hydraulic equipment ■ A system that allows for consistent delivery up to the assembly stage *For more details, please refer to the external link page or feel free to contact us.

• Crane and others

Sansei Kogyo Co., Ltd. manufactures hydraulic equipment parts, pneumatic equipment, vacuum equipment, and other important internal components that play a vital role in the industrial sector. Our company consistently invests in the best equipment through regular capital expenditures. We are capable of handling all processes necessary for metal parts processing, including various heat treatment processes, surface treatment processes, pressing, and grinding, based on cutting processing. In recent years, the demand for assembly operations has surged and is experiencing rapid growth. We not only combine several parts to play a significant role but also create added value through the assembly of individual components. For customers who find it cumbersome to order multiple parts separately, we offer a "one-stop service" that consolidates this hassle into one. We can deliver complete products with just one order form, covering everything from the manufacturing of individual parts to assembly, significantly reducing management workload and costs. Sansei Kogyo always stands in the customer's position, delivering satisfaction and trust as a reliable support behind the scenes. For more details, please contact us or download our catalog.

• Transport machinery