東開製作所 List of Products and Services

This is a pressed product made from 0.8mm thick electro-galvanized steel sheet (Silver Top). Silver Top is also excellent in corrosion resistance and is used in a wide range of applications. The punched pieces are bent in sequence, and inspections are conducted using dedicated jigs. This product is used as a component for commercial multifunction devices. The production time is approximately 5 to 7 days based on a standard lot size of 500.

• Multifunction printer

This is a precision sheet metal processing product made from SPCC (cold-rolled steel plate) with a thickness of 1.0mm. The main process starts with punching, followed by pre-processing and bending. After shaping is completed, trivalent chromate plating is performed, followed by final inspection. This product is used as a chassis for semiconductor equipment. The production time, including plating treatment, is approximately 2 to 3 days for up to 100 lots.

• Other semiconductors

This is a precision sheet metal processing product made from SPCC (cold-rolled steel plate) with a thickness of 1.2mm. The main process starts with punching, followed by pre-processing and bending. The framework, floor plate, and mounting brackets are each joined by welding. After shaping is complete, it is painted in J1-1002 color (leather tone), and then it undergoes final inspection. This product is used as a case for semiconductor equipment. The production time, including painting, is approximately 3 to 5 days based on a standard of up to 100 lots.

• Semiconductor inspection/test equipment

This is a precision sheet metal processing product made from SUS430 (HL material) with a thickness of 1.0mm. The main process starts with punching, followed by pre-processing and bending. After shaping is completed, silk printing is performed on the surface, followed by final inspection. This product is used as a panel for semiconductor equipment. The production time, including silk printing, is approximately 3 days based on a standard of up to 100 lots.

• Other semiconductors

This is a precision sheet metal processing product made from SPCC (cold-rolled steel plate) with a thickness of 1.0mm. The main process starts with punching, followed by pre-processing and bending. After shaping is complete, it is painted in J1-1002 color, and silk printing is done on the surface, followed by final inspection. This product is used as a panel for semiconductor equipment. The production time, including painting and silk printing, is approximately 3 to 5 days based on a standard of up to 100 lots.

• Other semiconductors

This is a store fixture made from aluminum material (A5052P) with a thickness of 2.0mm. The main process starts with punching, followed by pre-processing and welding. After shaping is completed, anodizing treatment is performed, followed by final inspection. This product is used as a fixing fixture for product shelves in an interior goods store. The production time, including anodizing treatment, is approximately 2 to 3 days based on a lot size of 1 to 100.

• others

This is a precision sheet metal processing product made from A5052P (aluminum material) with a thickness of 1.5mm. The main process starts with punching, followed by pre-processing and bending. After forming is completed, a white anodizing treatment is performed, followed by final inspection. This product is used as a timer mounting bracket for semiconductor equipment. The production time, including anodizing treatment, is approximately 2 to 3 days for up to 100 lots.

• Other semiconductors

This is a sheet metal processing product made from SPCC with thicknesses of 1.0mm and 2.0mm. The main process starts with punching, followed by pre-processing, bending, and welding. The base 1.0mm sheet is bent, and four components are welded to the back side. A 2.0mm component is welded to the surface, followed by degreasing and painting in black. The production time, including painting, is approximately 3 to 5 days based on a lot size of 1 to 50.

• furniture

This is a lamp guard for a portable deodorizer made from 0.8mm A5052P (aluminum material). Fifteen parts will be manufactured in the order of cutting, pre-processing, and bending. Thirteen flaps will be riveted with two fastening parts, completing the shaping process. Finally, gold anodizing will be performed, followed by the final inspection.

• others

This is a construction hardware made from 3.2mm SPCC. The main processes include punching, pre-processing, bending, and welding. Finally, it is finished with trivalent chromate plating.

• Other work tools

This is a heat sink for a semiconductor device made from 10.0mm aluminum material through machining. Machining is a processing method that uses machine tools to manufacture parts, allowing for the mass production of identical shapes with high precision.

• aluminum

At Higashi Kai Manufacturing, we also accept resin machining. Currently, we receive many inquiries about resin processed products and we can accommodate a wide range from prototype production to mass production. We achieve high quality and speedy responses with our reliable know-how.

• Other cutting tools

This is a product made from 2mm SUS that has been processed and welded. After bending each part cut out by NC, they are combined through welding. It takes about 1 to 2 days for sheet metal processing and welding, and approximately 3 days for painting to complete. This product is used as a cover for commercial security cameras.

• furniture

This is the aluminum-made portable deodorizer "totte" for multi-photonics. The main process starts with cutting, followed by pre-processing, bending, welding, and riveting. A total of 11 types of parts are manufactured, and after anodizing, they are assembled. It is currently being used in hotels and other locations in the city.

• others

This is a measurement instrument case for ships made from 1.6mm SPCC (cold-rolled steel). The main processing starts with punching, followed by pre-processing, bending, boss installation, spot welding, and painting.

• Other electronic measuring instruments

This is a sheet metal processing product made from SUS with a thickness of 1.0mm. The main processes are punching, pre-processing, bending, and spot welding in that order. After processing is complete, it is finished with black chromate, followed by final inspection. The production time, including black chromate treatment, is approximately 3 to 5 days. This product is used as a cassette case for storing commercial parts.

• Other Auto Parts

This is a part of a dynamic wind pressure device made from SGC with a thickness of 1.0mm. The main processes are pre-processing, pressing, bending, and welding in that order. The four types of parts produced are joined together by welding. The production time is approximately 2 to 3 days based on a lot of 100.

• Other measurement, recording and measuring instruments

This is a precision sheet metal processing product made from SPCC (cold-rolled steel plate) with a thickness of 1.0mm. The main process starts with punching, followed by pre-processing, bending, and welding. Four types of parts are bent individually using a bender and then joined by welding. After shaping is completed, painting is carried out, followed by final inspection. As this product is a precision sheet metal product, it requires high processing accuracy and tolerance dimensions. The production time, including painting, is approximately 2 to 4 days.

• Other semiconductors

This is a polymer insulator used for railway overhead lines (train lines). This product is used as a long body type for 1500V DC conventional lines.

• Other assembly machines

This is a precision sheet metal processing product made from SPCC with a thickness of 1.2mm and 0.8mm. The main process starts with punching, followed by pre-processing, bending, and welding. After forming is completed, the product undergoes painting, silk screening, and final inspection in that order. As this product is a precision sheet metal product, it requires high processing accuracy and tolerance dimensions. The production time, including painting and silk screening, is approximately 4 days.

• Touch Panel

This is a precision sheet metal processing product made from aluminum material (A5052P) with a thickness of 1.0mm. The main process starts with punching, followed by pre-processing and bending. After forming is completed, a black anodizing treatment is performed, followed by final inspection. This product is used as a heat dissipation cover for semiconductor equipment and requires high processing accuracy and tolerance dimensions. The production time, including anodizing treatment, is approximately 2 days.

• Other semiconductor manufacturing equipment

This is a hologram showcase made from SUS (hairline material). The hologram showcase is a digital display that can be enhanced through 3D visual expressions. The display, assembled with SUS and special glass, is the first attempt of its kind in Japan. This product was also trial-introduced at "ASICS RUNWALK GINZA," which opened in 2018.

• Embedded Board Computers

This is a precision sheet metal processing product made from aluminum material (A5052P) with a thickness of 1.5mm. The main process starts with punching, followed by pre-processing and bending. After forming is completed, anodizing treatment is performed, followed by stud installation, silk screening, and final inspection. This product is used as a back plate for semiconductor equipment and requires high processing precision and tolerance dimensions. The production time, including anodizing treatment and silk screening, is estimated to be 2 to 3 days.

• Other semiconductors

This is a product made from 2.6mm SPCC that has been processed through sheet metal fabrication and welding. The main body is rolled using a three-roll machine and combined with a pre-processed chassis through welding. Finally, nuts are welded onto the sides, and painting is done, completing the product. It takes about 1 to 2 days for sheet metal fabrication and welding, and approximately 3 days for painting to complete the product. This product is used as equipment for installing commercial security cameras.

• Other office supplies

This is a precision sheet metal processing product made from 1.0mm aluminum. The main process starts with punching, followed by pre-processing, clear coating, silk printing, and final inspection. This product is used as a panel for measuring instruments and requires high processing accuracy and tolerance dimensions. The production time, including clear coating and silk printing, is estimated to be 2 to 3 days.

• Other semiconductor manufacturing equipment

This is a cover for a semiconductor device made from 0.5mm SPCC. It undergoes punching, pre-processing, bending, and spot welding. Once the forming is complete, trivalent zinc plating and painting are performed, and it is finished. The production time, including plating and painting, is approximately 5 days to 1 week.

• Other semiconductor manufacturing equipment

This is a semiconductor device connection bar made from a 3.0mm copper plate. After the cutting process is completed, hole processing for 9π and 6.5π, as well as tapping at three locations, will be performed. Next, chamfering will be done, and bending will be carried out with a bender, completing the main processing. A first inspection will be conducted, followed by a final inspection after nickel plating is completed. The production time, including the plating process, is estimated to be around 2 to 3 days.

• Other semiconductors

This is a sheet metal product made from 1.5mm SUS (HL plate). It starts with creating design drawings by our in-house specialized designer. Before installation, we visit the site to check the strength and other factors before proceeding with the construction. We take full responsibility for the manufacturing and installation of the panels.

• Other office supplies

This is a contact fitting for semiconductor devices made through press processing. After completing the press processing, a primary inspection is conducted, and it is finished with nickel plating. At Tokai Seisakusho, we flexibly accommodate production ranging from several hundred to several thousand units per month.

• Other semiconductors

This is a precision sheet metal processing product made from 1.2mm SPCC (cold-rolled steel sheet). In semiconductor-related work, particularly high processing accuracy and tolerance dimensions are required in sheet metal processing. The main process starts with punching, followed by pre-processing, bending, painting, and final inspection. This product is used as the chassis part of semiconductor equipment. The production time is estimated to be a few days to just under a week, including painting, for a lot size of 50 to 100.

• Other semiconductors

This is a precision sheet metal product made of SUS with a thickness of 0.5mm. This product requires high processing accuracy and tolerance dimensions. The main process starts with punching, followed by pre-processing, bending, and final inspection. This product is used as a nameplate in a research laboratory.

• Testing Equipment and Devices

If it's about manufacturing, leave it to Higashi Kai Seisakusho. We have the technical capability to solve difficult product requests that other companies have turned down. We can provide a consistent response from various processing to plating, painting, and silk printing. With our quick response and sincere approach, we will turn your ideas into reality. 【Higashi Kai Seisakusho's Specialty Processing】 ★ Precision sheet metal processing ★ Can manufacturing sheet metal processing ★ Press processing ★ Machining ★ Drawing processing ★ Cutting processing ★ Metal welding ★ Development / Design ★ Assembly / Installation For more details, please contact us or download the catalog.

• Plastic processing machines (cutting and rolling)