We will propose the best processing method based on the know-how we have cultivated over many years!
At Kokkō Dōkin Kōgyō Co., Ltd., we perform surface treatment on small parts. We offer the best treatment methods for barrel plating, a representative mass production method for plating small parts, based on the know-how we have cultivated over many years. We provide various plating technologies, including 'black nickel plating,' which results in minimal 'soot' and 'peeling' and achieves a stable color tone. 【Processing Technologies】 ■ Black Nickel Plating ■ Glossy Nickel Plating ■ Semi-Gloss Nickel / Matte Nickel ■ Copper Plating ■ Electroless Nickel Plating, etc. *For more details, please feel free to contact us.
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【Equipment (Excerpt)】 〔Production Equipment〕 ■ Nickel plating equipment (carrier type): 2 lines ■ Cyanide copper plating equipment (carrier type): 3 lines ■ Black nickel plating equipment (carrier type): 1 line ■ Barrel pretreatment equipment (carrier type): 2 lines ■ Inspection nickel plating equipment (hoist type): 1 line, etc. 〔Inspection Equipment〕 ■ X-ray fluorescence thickness measurement device (Fischer Instruments): 1 unit ■ Atomic absorption spectrophotometer: 1 unit ■ Optical microscope and metallurgical microscope: 1 unit each ■ Microscope (NIKON): 1 unit each ■ Liquid analysis equipment: 1 set *For more details, please feel free to contact us.
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We can accommodate nickel plating, copper plating, black nickel plating, brass plating, and post-plating baking treatment. The items we process include screws, nuts, washers, as well as automotive parts, electronic components, and apparel parts, with materials such as iron, brass, copper alloys, stainless steel, and zinc die casting. In addition to obtaining ISO 9001 and 14001 certifications, we have established a system to promptly respond to quality system requirements and environmental investigation requests from users in various industries.
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