メタルドゥ Product Lineup

We accept inquiries regarding the purchase and sale of various rare metal scraps, including pure chromium, pure niobium, and hafnium-based scraps, as well as rare metal alloy materials. We handle a variety of metal materials in different shapes and conditions, including chips and cuttings generated during the manufacturing process, as well as plates, round bars, used materials, surplus materials, and long-term inventory items. If you are considering selling or disposing of rare metal scraps stored in factories or warehouses, or purchasing rare metal alloy materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Pure Chromium ■ Pure Niobium ■ Hafnium ■ Other various rare metal alloys *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of lithium-ion battery scrap and various materials generated during the battery manufacturing process, as well as the sale of black powder (powder processed from cathode materials). We handle a variety of lithium-ion battery-related materials in different shapes and conditions, including offcuts and sludge generated during the manufacturing process, used materials, surplus materials, and long-term inventory items. If you are considering selling or disposing of lithium-ion battery scrap stored in factories or warehouses, or purchasing lithium-ion battery-related materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Lithium-ion batteries ■ Black powder (powder processed from cathode materials) ■ Cathode materials, anode materials ■ Other various lithium-ion battery-related scrap *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various precious metal scraps and precious metal alloy materials, including gold, silver, platinum, palladium, rhodium, and thermocouples. We handle a variety of metal materials in different shapes and conditions, including chips and cuttings generated during the manufacturing process, as well as plates, round bars, used materials, surplus materials, and long-term inventory. If you are considering the sale or disposal of precious metal scraps stored in factories or warehouses, or the purchase of precious metal alloy materials, please feel free to contact us. 【Main Materials and Items Handled (Partial)】 ■ Gold ■ Silver ■ Platinum ■ Palladium ■ Rhodium *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various tin-based scrap and tin alloy materials, including pure tin, solder, and white metal. We handle a variety of metal materials in different shapes and conditions, including chips, cut-offs, sludge generated during the manufacturing process, as well as plates, round bars, used materials, surplus materials, and long-term inventory items. If you are considering the sale or disposal of tin-based scrap stored in factories or warehouses, or the purchase of tin alloy materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Pure Tin ■ Solder ■ White Metal ■ Other Various Tin Alloys *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various zirconium-based scrap and zirconium alloy materials, including pure zirconium and Zircaloy. We handle a variety of metal materials in different shapes and conditions, including chips, cuttings, sludge generated during the manufacturing process, as well as plates, round bars, used materials, surplus materials, and long-term inventory items. If you are considering selling or disposing of zirconium-based scrap stored in factories or warehouses, or purchasing zirconium alloy materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Pure Zirconium ■ Zircaloy ■ Other various zirconium alloys *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various tantalum materials, including pure tantalum, tantalum pentoxide, and tantalum capacitors (chip type, through-hole type, drop type), as well as various types of tantalum-based scrap and tantalum alloy materials. We handle a variety of metal materials in different shapes and conditions, including chips, cuttings, sludge generated during the manufacturing process, as well as plates, round bars, used materials, surplus materials, and long-term inventory items. If you are considering selling or disposing of tantalum-based scrap stored in factories or warehouses, or purchasing tantalum alloy materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Pure Tantalum ■ Tantalum Pentoxide ■ Tantalum Capacitors (Chip Type, Through-Hole Type, Drop Type) ■ Other Various Tantalum Alloys *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of molybdenum-based scrap and alloy materials, including pure molybdenum, TZM, and molybdenum-silicon alloys. We handle various forms and conditions of metal materials, including chips and cuttings generated during the manufacturing process, plates, round bars, used materials, surplus materials, and inventory items. If you are considering selling molybdenum-based scrap stored in factories or warehouses, disposing of unwanted materials, or purchasing molybdenum alloy materials, please feel free to contact us. 【Main Materials and Items Handled】 ■ Pure Molybdenum ■ TZM ■ Molybdenum-Silicon Alloy ■ Other Various Molybdenum Alloys *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of tungsten-based scrap and alloy materials, including pure tungsten, tungsten sludge, cemented carbide, carbide sludge, high-speed steel, and die steel. We handle various forms and conditions of metal materials, including chips and cuttings generated during the manufacturing process, used tools, molds, plates, round bars, surplus materials, and inventory items. If you are considering selling tungsten-based scrap or cemented carbide tools stored in your factory or warehouse, disposing of unnecessary materials, or purchasing tungsten alloy materials, please feel free to contact us. [Main materials and items handled (partial)] ■ Pure tungsten ■ Tungsten sludge ■ Cemented carbide (tips, end mills, molds) ■ Carbide sludge ■ High-speed steel (broaches, hobbs, taps, drills) *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of nickel-copper-based scrap and alloy materials, including Monel, Cupronickel, Constantan, Eureka, German silver, and nickel-copper clad. We handle various shapes and conditions of metal materials, including chips and cut-offs generated during the manufacturing process, as well as sheets, round bars, pipes, surplus materials, and inventory items. If you are considering selling nickel-copper-based scrap stored in factories or warehouses, disposing of unwanted materials, or purchasing nickel-copper alloy materials, please feel free to contact us. 【Main Materials Handled (Partial)】 ■ Monel ■ Cupronickel ■ Constantan ■ Eureka ■ German silver *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various metal materials such as Kovar, maraging steel, multi-metal, HS31, and HSS188. We can accommodate various shapes including chips, scrap materials, plates, round bars, and pipes. If you have scrap that you are considering disposing of or selling, or if you are looking to purchase materials, please feel free to contact us. 【Main Materials Handled】 ■ Kovar ■ Maraging Steel ■ Multi-metal ■ Stellite ■ Permendur (Permenjour) ■ Others, including HS31, HSS188, HS25, etc. *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

We accept inquiries regarding the purchase and sale of various metal materials, including nickel, heat-resistant steel, stainless steel (SUS), and Inconel. We can accommodate a variety of shapes, including chips, scrap materials, plates, round bars, and piping. If you have scrap that you are considering disposing of or selling, or if you are looking to purchase materials, please feel free to contact us. 【Main Materials Handled】 ■ Nickel ■ Stainless Steel (SUS) ■ Inconel ■ Hastelloy ■ Waspaloy ■ Other nickel-based alloys and heat-resistant steels *For more details, please download the PDF or feel free to contact us.

• Other Consulting Services

Our company processes lithium-ion battery cathode plates using a unique processing system to manufacture and sell black powder containing valuable metals such as nickel, cobalt, and lithium. By precisely separating and removing the aluminum used as the substrate for the cathode plates during the processing stage, we achieve an aluminum contamination rate of 0.3% to 0.4% in the processed black powder. We aim for industry-leading quality through rigorous quality control. In addition to quality, we also focus on ensuring the safety of our workers and maintaining a safe working environment. We submit the necessary equipment installation notifications to the relevant labor standards inspection office for our processing equipment and conduct regular workplace environment measurements. We maintain a "First Management Category," indicating that the air quality in the workplace is properly managed. 【Features】 ■ Processing lithium-ion battery cathode plates into black powder using a unique processing system ■ Achieving high quality with an aluminum contamination rate of 0.3% to 0.4% ■ Maintaining a "First Management Category" in workplace environment measurements ■ Appointing a chemical substance manager to properly manage chemical substances *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

Super Alloy (Superalloy) is a special alloy that can maintain excellent strength, heat resistance, and corrosion resistance even in harsh environments such as high temperature, high pressure, and corrosion. It is primarily based on nickel, cobalt, and iron, and is produced by adding elements such as chromium, molybdenum, and niobium. It is used in various fields that require high reliability, including aerospace, power generation equipment, automobiles, chemical plants, and industrial machinery. As a result of manufacturing processes and equipment updates, various forms of scrap are generated, including plates, bars, end materials, cutting chips, grinding powder, and used parts. Our company purchases these super alloy scraps and carries out a consistent process from analysis and sorting to processing and sales as recycled raw materials. 【Main Processing Equipment】 ■ Plasma cutting machine ■ Shot blasting machine ■ High-speed cutter ■ Various other processing equipment *For more details, please download the PDF or feel free to contact us.

• Processing Contract

Our company purchases scrap carbide, cermet, and high-speed steel used in a wide range of industries, including manufacturing, aerospace, automotive, and medical. By utilizing our unique "DO BOX System," you can efficiently collect and sell used cutting tools, molds, and various parts simply by placing them in a dedicated box. We contribute to the effective use of valuable metal resources and the reduction of waste by properly collecting recyclable scrap. 【Main Purchase Targets】 ■ Carbide tools and carbide inserts ■ Carbide drills and carbide end mills ■ Cermet inserts and cermet tools ■ High-speed steel drills and high-speed steel end mills ■ High-speed steel cutting tools and molds ■ Other scrap including carbide, cermet, and high-speed steel *For more details, please download the PDF or feel free to contact us.

• others

We handle various tantalum scraps, including tantalum tangible scrap, capacitor scrap, cutting chips, and powders. We carry out operations in a dedicated facility that complies with relevant laws and regulations, ensuring thorough safety management from storage and handling to shipping. For inquiries regarding tantalum scrap or details about our products, please feel free to contact us. 【Features】 ■ Supports various tantalum scraps, including tantalum tangible scrap, capacitor scrap, cutting chips, and powders ■ Proper storage and handling in a dedicated facility that complies with relevant laws and regulations ■ Established a "small quantity hazardous materials indoor storage handling facility" approved by the Kobe City Fire Department ■ Submitted equipment installation notification to the Kobe East Labor Standards Inspection Office ■ A work and shipping system with thorough safety management *For more details, please download the PDF or feel free to contact us.

• others

We process scrap pure titanium and 6-4 titanium alloy into sizes ranging from 1 inch to 4 inches according to customer requests and sell it as a melting additive. Instead of selling the incoming titanium scrap as is, we conduct material verification, cutting, surface polishing, and visual inspection before shipping. A key feature is our ability to adjust the processing size to meet customer requirements based on application and melting equipment. [Our Features] - Supports pure titanium and 6-4 titanium alloy scrap - Material verification using portable X-ray analysis equipment - Comprehensive services from cutting, polishing, inspection to packaging - Adjustable processing sizes from 1 inch to 4 inches - Utilization of two types of cutting machines based on the shape and size of the scrap *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We process the cutting chips generated during the machining of Ti-6Al-4V titanium alloy using our in-house developed processing system and sell them as recycled products. Ti-6Al-4V titanium alloy is a titanium-based alloy that contains approximately 6% aluminum and 4% vanadium, known for its excellent strength and corrosion resistance. By processing the cutting chips into a size of about 15mm, we reduce their volume and finish them in a shape that is easy to handle, transport, and store. Additionally, the oil content in the product is kept below 3%. 【Features】 ■ Recycling of cutting chips from Ti-6Al-4V titanium alloy ■ Processed using our in-house developed processing system ■ Convenient size of approximately 15mm ■ Oil content below 3% ■ Contributing to the effective use of metal resources and waste reduction *For more details, please download the PDF or feel free to contact us.

• others

Our company manufactures and sells cobble products using pure titanium scrap as raw material, employing our unique processing technology. Pure titanium can generate sparks during crushing, which under certain conditions may lead to fire or explosion hazards. Our company takes these characteristics of pure titanium into account and adopts equipment and processing methods that prioritize safety, working to reduce risks during crushing. Through our unique technology, we provide products that ensure safety while effectively utilizing titanium resources. 【Features】 ■ Cobble products made from pure titanium scrap ■ Manufacturing using unique processing technology ■ Adoption of equipment and processing methods that consider safety ■ Achievement of risk reduction during crushing *For more details, please download the PDF or feel free to contact us.

• others

A book that looks at the present and future of resource recycling, "Opening the Future of Rare Metal Recycling: The Journey of Metaldu Volume 2," will be introduced. In Volume 2, we delve into the changes and challenges faced during the growth process, the management decisions made to overcome them, and the commitment to pass the business on to the next generation. This book is highly recommended not only for those interested in the environment and recycling but also for those involved in corporate management and business succession, as well as for anyone wanting to learn about management philosophy to overcome difficulties. 【Table of Contents for Volume 2 (Chapters 4-6)】 ■ Chapter 4: The Evolution of Rare Metal Recycling - Tantalum Recycling ■ Chapter 5: The Evolution of Rare Metal Recycling - Focusing on the 1990s to 2000s ■ Chapter 6: Overcoming Turbulence and Chaos Towards Management Succession *For more details, please download the PDF or feel free to contact us.

• others

We would like to introduce a book that depicts our history, "Opening the Future of Rare Metal Recycling: The Journey of Metaldu Volume 1." In Volume 1, we trace the path from the company's origins to its development, highlighting the role that rare metal recycling plays in industry and society. It goes beyond mere corporate history, offering many insights into the mindset of entrepreneurs who carve out new markets with conviction, as well as the importance of building a company that values human connections. This book is a must-read not only for those interested in environmental issues and resource circulation, but also for those involved in corporate management, those contemplating the future of manufacturing, and anyone seeking hints on how to navigate through challenging times. [Table of Contents for Volume 1 (Chapters 1-3)] ■ Chapter 1: Diving into the Metal Recycling Industry ■ Chapter 2: Independent Start-up and Relentless Business Development ■ Chapter 3: The Evolution of Rare Metal Recycling Part 1: 1970s to 1980s *For more details, please download the PDF or feel free to contact us.

• others

"DO BOX" is a recycling system that executes the entire process from collection to payment swiftly and reliably. Currently, tools and metal scrap that are being disposed of or sold cheaply can be sold at appropriate and higher prices. Furthermore, this system can be utilized as one of the measures to enhance safety and efficiency at work sites, as well as a strategy for the company's overall efforts in addressing environmental and resource issues. 【Features】 ■ Provides economic benefits ■ Improves safety and aesthetics at work sites ■ Enhances corporate value through commitment to environmental contributions ■ Obtains new related information *For more details, please refer to the PDF materials or feel free to contact us.

• Non-ferrous metals

Metal Do Co., Ltd. is a specialized trading company in rare metal recycling with a history of 50 years since its founding and over 45 years since its establishment. We are engaged in the collection and sale of rare metals and super alloys both domestically and internationally, while also expanding our operations to include the sale of various non-ferrous metals, special metal ingots, and secondary products. By anticipating changes in the situation and providing timely information and products in the right place, we play a part in the recycling market (ISO 9001, ISO 14001 certified). 【Business Overview】 ■ Collection, regeneration, and sale of metal resources such as rare metals and super alloys ■ Sale of non-ferrous metal ingots, ferroalloys, and rare earths 【Products Handled】 ■ Nickel-based, cobalt-based, copper-based ■ Titanium-based ■ Tungsten-based (various tool steels) ■ Molybdenum-based ■ Tantalum-based ■ Zirconium-based ■ Precious metals ■ Battery materials ■ Secondary products ↓ A company introduction video titled "Metal Do in Video" is currently available on our website. URL: https://www.raremetal.co.jp *For more details, please refer to the PDF materials or feel free to contact us.

• Non-ferrous metals

At Metal Do, we conduct precise inventory management of high-value rare metals such as nickel, cobalt, and titanium at our well-equipped logistics centers in Osaka and Kobe, as well as at our Tokyo branch yard, primarily supplying and selling to major manufacturers and overseas clients. Please feel free to contact us! ↓ A company introduction video titled "Metal Do in Video" is currently available on our website. URL: https://www.raremetal.co.jp

• Steel

In the industrial society of the steel and manufacturing industries, scrap is a given. At Metal Do, we deal in nickel, cobalt, titanium, and more. We are engaged in the collection and recycling of various rare metal scraps, purchasing directly from manufacturers and peers both domestically and internationally. We are constantly cultivating sales and purchasing power that rivals our competitors. The rare metal scraps you sell to us are handled correctly in terms of environmental and legal standards, with accurate analysis, real-time evaluation, detailed and careful product descriptions, and prompt responses. Please feel free to consult with us first! ↓ A company introduction video titled "See Metal Do in Video" is currently available on our website. URL: https://www.raremetal.co.jp

• Steel

At Metaldu, we engage in consistent business activities of "recovery," "recycling," and "supply" of rare metals to facilitate our customers' operations. We are committed to the recovery and recycling of various rare metal scraps, cultivating strong sales and purchasing power. The rare metal scraps you sell are handled correctly in accordance with environmental and legal regulations, with a focus on accurate analysis, real-time evaluation, detailed product descriptions, and prompt responses. Additionally, we conduct precise inventory management with well-equipped facilities and primarily supply and sell to major manufacturers and overseas clients. Please feel free to consult us. You can view details about our products and services by downloading the PDF from the button below. If you are interested, please download the catalog. ↓ A company introduction video titled "Metaldu in Video" is currently available on our website. URL: https://www.raremetal.co.jp

• Non-ferrous metals