Collaborating with 100 partner factories! We will propose the processing methods that our customers need.
At Parts Seiko Co., Ltd., we handle "special processed parts." We support various processes including gear machining, insert machining, welding, and feed screw machining. We collaborate with 100 partner factories to propose the necessary processing methods for our customers. 【Features】 ■ Supports various processes including gear machining, insert machining, welding, and feed screw machining ■ Collaborates with 100 partner factories 【Processing Methods (Excerpt)】 ■ Various surface treatments ■ Various heat treatments ■ Various polishing ■ Gear machining ■ Feed screw machining *For more details, please refer to the related link page or feel free to contact us.
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**Industry** Cutting processing, surface treatment, heat treatment, polishing, welding, gears, sheet metal, pressing, screws Die casting, lost wax, assembly **Locations** Domestic: Headquarters factory in Saitama Prefecture, Surface Treatment Division (Koshigaya City, Saitama Prefecture), Shirakawa Factory in Fukushima Prefecture, Kagoshima Factory in Kagoshima Prefecture Overseas: Shenzhen Factory in China, Manila Factory in the Philippines, Factory in Vietnam **Processing Capacity & Materials** More than 800 machines φ1 to φ200 X800-Y500-Z400 5-axis processing Aluminum alloys, stainless steel, iron, copper alloys, resin **Cost Reduction** Overseas procurement VE proposals Setup time reduction, process reduction **Quality** ISO9001, ISO14001 certification obtained Supports green procurement; material composition analysis equipment available (China factory) Common inspection equipment across all locations, 3D measuring machines available **Variety & Small Lot Production** Main lot sizes range from 6 to 50 units, with up to 200 units making up about 50% of total production Shipping volume = approximately 20,000 shipments/month Medical devices, printing equipment, food automation machines, semiconductor-related parts, FA parts




![[Processing Example] NC Lathe Machined Parts φ40-L90 Food Equipment](https://image.mono.ipros.com/public/product/image/00d/2000517206/IPROS52440982371688833992.png?w=280&h=280)
![[Processing Example] Machining Center Processed Part φ100-L80 Medical Device](https://image.mono.ipros.com/public/product/image/7e8/2000518100/IPROS52493343498786093173.png?w=280&h=280)
![[Processing Example] Machined Parts with Machining Center φ100-L50 Energy-Saving Equipment](https://image.mono.ipros.com/public/product/image/835/2000518123/IPROS06019817410836820486.png?w=280&h=280)

![[Processing Example] Aluminum / Machining Processing / Electroless Nickel Plating](https://image.mono.ipros.com/public/product/image/0ef/2000965629/IPROS17977456603335627769.jpg?w=280&h=280)

![[Processed Parts Results] Tip Parts for Vacuum Chucks](https://image.mono.ipros.com/public/product/image/e63/2001241860/IPROS9031384697331963818.jpg?w=280&h=280)

![[Free Offer] Prevent Blade Troubles in Production Equipment! Non-Stick Thin Film Coating](https://image.mono.ipros.com/public/product/image/fde/2000612726/IPROS23915370847246220159.jpeg?w=280&h=280)
![[Surface Treatment Case] Surface treatment that streamlines the manufacturing process of lithium-ion batteries.](https://image.mono.ipros.com/public/product/image/604/2000700111/IPROS81671406460541521470.jpeg?w=280&h=280)
