メルコジャパン List of Products and Services

Our company offers processing services for various materials such as stainless steel, iron, aluminum, copper, Inconel, and Hastelloy. We provide cutting services using laser, dry plasma, and water plasma, accommodating a wide range of plate thicknesses from 0.5mm to 120mm. With over 180 processing machines, we have a proven track record of processing a wide variety of products, from prototypes to mass production, and from palm-sized items to large products measuring 3×3×8m. 【Features】 - Capable of processing sheet metal (cutting, bending, welding), machining, and electropolishing - One-stop service for material sales, packaging, and shipping - Stable supply with approximately 9,000 tons of stainless steel in stock *For more details, please refer to the materials available for download in the <Catalog>. Feel free to contact us with any inquiries.

• Processing Contract

At Melco Japan, we can handle everything from material procurement, processing, to delivery in a seamless manner. ーーーーーーーーーService Featuresーーーーーーーーーー - Material Cutting We can accommodate thicknesses from 1.0mm to 120mm with "laser cutting," "plasma cutting," and "saw blade cutting." - Straightening, Sheet Metal, and Polishing Work / Primary Machining / Fabrication and Welding We provide comprehensive support from flat to three-dimensional steps. - Secondary Machining Division: We own 12 vertical and 6 horizontal large machining machines, capable of handling work sizes from small to large. - Electrolytic Polishing We have a large tank with dimensions of 8,000mm in length, 4,500mm in width, and 4,000mm in depth. In addition to a pure water production plant (manufactured by Nihon Organo), we have a wastewater treatment division that meets the standards of the environmental management system ISO 14001. - Precision Cleaning Precision cleaning can be applied to large products. - Leak Testing / Precision Finishing / Packaging Division We create necessary sealing surfaces for vacuum components in-house using jigs and finish them with tools and equipment. *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Let me introduce you to Melco Japan Co., Ltd. Our company utilizes various stainless steel and material processing technologies to meet customer needs, while continuously improving the quality of management, which is highly regarded by our customers and the local community. We specialize in processing technologies such as laser/plasma cutting, large/medium machining, can manufacturing, medium precision machining, stainless steel materials, and electropolishing treatment. 【Business Introduction】 - Manufacturing and sales of vacuum equipment (excluding design) - Processing and can manufacturing of stainless steel, SS400, aluminum, etc. - Processing/can manufacturing of nuclear products - Manufacturing and sales of food processing equipment (excluding design) - Manufacturing and sales of environmental equipment for space (excluding design) *For more details, please refer to the PDF materials or feel free to contact us.

• stainless

Contributing to the evolution of society through manufacturing Recently, the demand for digital transformation (DX) shows no signs of slowing down. The world continues to expand from word processors to personal computers, from landlines to smartphones, and from CRTs to virtual spaces. Meruko's products support these advancements from behind the scenes. Manufacturing focused on stainless steel that supports energy and infrastructure technology In today's world, where sustainability is being emphasized, recycling has become essential for social circulation. Meruko has been paying attention to stainless steel, a recyclable and clean alloy, from an early stage. This stainless steel, known for its rust resistance and surpassing carbon steel, has contributed to the energy and infrastructure technology that forms the foundation of social development. Manufacturing that allows employees to grow alongside the community and society As a company, we must always continue to contribute to the community and society. For this development, it is essential for our employees to constantly grow as well. Moving forward, we will continue to grow through manufacturing and advance hand in hand with the community and society. Now and in the future, to fulfill our customers' dreams and our own, we will deliver "Meruko Japan Quality."

• stainless

We would like to introduce the materials handled by Melco Japan Co., Ltd. Our main steel grade is SUS304, which is widely used in semiconductor equipment, food production lines, nuclear power, various film deposition devices, dams, and sluices. We always maintain a total stock of 6,000 tons. As a stainless steel solution company, we take pride in being among the top in the industry and respond to our customers' diverse needs. 【SUS304 Lineup】 ■ Plate thickness: 1.0mm to 120mm ■ Maximum width and maximum length: 3,200mm to 8,100mm ■ Surface quality No. 1 ensures "Melco quality" in terms of surface defects and thickness tolerances. *For more details, please refer to the PDF document or feel free to contact us.

• stainless

We would like to introduce the material cutting department of Melco Japan Co., Ltd. We offer various cutting methods tailored to your needs, including "laser cutting" capable of cutting up to 25mm thick plates, "dry plasma cutting" for plates up to 120mm thick, and "water plasma cutting," which minimizes thermal stress to the extreme. Our cutting operations, focused on quality by skilled technicians, are highly praised for their accuracy and the beautiful, smooth finish of the cut surfaces. 【Types of Cutting】 ■ Laser Cutting (Fiber/Co2) ■ Dry Plasma Cutting ■ Water Plasma Cutting *For more details, please refer to the PDF materials or feel free to contact us.

• Plastic processing machines (cutting and rolling)

We would like to introduce the electropolishing division of Melco Japan Co., Ltd. Electropolishing suppresses impurities and grease on the surface of stainless steel, forming a strong passive film. Our company has two large electropolishing tanks, the first and second units, which are capable of handling products with a maximum size of 7,500mm in length, 4,000mm in width, and 3,000mm in height. [Equipment Owned] ■ Large Electropolishing Tank Unit 1 / Unit 2 ■ Pure Water Production Plant (manufactured by Japan Organo) *For more details, please refer to the PDF document or feel free to contact us.

• Wafer processing/polishing equipment

We would like to introduce the precision cleaning division of Meruko Japan Co., Ltd. With the increasing precision of related equipment such as vacuum containers used in the manufacturing processes of LCD panels and semiconductor chips, there is a current demand for precision cleaning that reliably removes impurities from these equipment parts. Our company consistently delivers products to customers that have undergone thorough precision cleaning. 【Large Chamber Precision Cleaning Process】 1. Heat pure water to 90°C and immerse the chamber in the cleaning tank for 1 to 2 hours. 2. Once the temperature of the chamber reaches 90°C, it is lifted out. 3. Rapid drying occurs due to instantaneous evaporation. 4. Acid is removed from screw threads and welding holes, and the surface is agitated for precision cleaning. *For more details, please refer to the PDF document or feel free to contact us.

• Other cleaning machines

We provide a comprehensive range of services including cutting, canning and welding, machining, electro-polishing, and sheet metal processing. Currently, we are manufacturing vacuum chambers and some equipment for semiconductor manufacturing systems. We also accommodate the production of stainless steel, SS400, aluminum, and other metal processing products from prototypes to mass production. *For more details, please feel free to contact us.

• stainless

Welding of stainless steel and other metals involves significant deformation (strain), and the skills of a craftsman with extensive knowledge and experience are essential. Our company's accumulated expertise in stainless steel and other welding/fabrication over many years has earned us high trust from our customers. In particular, our TIG welding technology is outstanding in the industry. For more details, please download the PDF.

• Processing Contract