We will assist you with everything from design to mass production of custom-made products tailored to your needs!
We would like to introduce the delivery achievements of Seals products from Seiko Sangyo Co., Ltd. We have supplied various products for automobiles and construction machinery, including X-rings (FKM) for viscous couplings and seals (FKM) for starters. We manufacture large quantities of automotive products at Holon Seiko Co., Ltd., which can operate 24 hours a day, starting from small lot products. In addition, we have numerous delivery achievements for industrial, electronic/semiconductor, and medical/food equipment products. 【Delivery Achievements (Partial)】 <Products for Automobiles/Construction Machinery> ■ X-rings (FKM) for viscous couplings ■ Seals (H-NBR) for car air conditioning compressors ■ Seals (FKM) for brake valves ■ Seals (FKM) for starters ■ Seals (EPDM) for radiators *For more details, please refer to the PDF document or feel free to contact us.
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【Other Delivery Achievements (Partial)】 <Industrial Products> ■ Seals for Hydraulic Cylinders (NBR) ■ Seals for Pneumatic Cylinders (NBR) <Electronic/Semiconductor Products> ■ Heat-Resistant, Chemical-Resistant O-Rings (FFKM) ■ Seals for Vacuum Plasma Equipment (NBR) <Medical/Food Equipment Products> ■ Seals for Artificial Dialysis Machines (Si) ■ Seals for Various Sensors (Si) *For more details, please refer to the PDF document or feel free to contact us.
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Seiko Sangyo Co., Ltd. manufactures synthetic rubber/resin seal (packing) products and sells mass-produced items ranging from one prototype to tens of thousands of units to a wide range of customers nationwide. Thanks to our efforts, we have received high evaluations from customers not only in terms of quality but also in price and delivery time, and we believe we can provide products that will definitely be of help to your company. If you have any concerns regarding seal products, please feel free to reach out to us. We welcome consultations via phone or email, and if you have specific requests, we can visit you to discuss your needs. We can also provide estimates if you send us product information, whether in the form of drawings or sketches. With over 40 years of know-how gained since the establishment of our seal parts business, we have achieved high functionality and dimensional precision from mold design to product delivery. We aim to create significant value for everyone through our seal products.