MaterialsTokyo, JapanFounded 1905· One of 961 Materials companies tracked by AMPulse
Develops and manufactures high-performance metal and alloy powders for 3D printing, specializing in high-density copper and refractory metals for extreme environments.
Achieves 99.94% relative density in electron beam melting of pure copper; integrated supply chain from mining to specialized AM powder production.
Differentiation
Value Proposition
Enables high-density (99.94%) additive manufacturing of pure copper and advanced alloys using proprietary surface treatments and the Alloys-by-Design® platform to reduce lead times for complex components.
How They Differentiate
Combines deep metallurgical expertise with advanced materials informatics and software-driven process optimization to produce powders specifically tailored for high-density AM forming.
Market & Competition
Target Customers
Aerospace, defense, medical, and electronics manufacturers requiring high thermal/electrical conductivity or low thermal expansion.
Industry Verticals
Medical; Aerospace; Defense; Automotive; Electronics; Chemical
Expanding AM powder lineup; 99.94% relative density achieved in copper EBM; new Mesa, AZ plant opening Dec 2024 for advanced materials.
Major Milestones
Developed pure copper powder (2019); Samples of copper powder released (2020); Investment in OxMet Technologies/Alloyed; Mesa, AZ plant grand opening (Dec 2024); Alloyed microturbine success for defense (2025)
Notable Customers
EOS; TRUMPF; IHI Corporation; Mitsubishi Electric; Mitsubishi Heavy Industries; Alloyed
JX Nippon Mining & Metals (JXNMM) is a Tokyo-based metals producer that has extended its century of metallurgical expertise into additive manufacturing powders. Unlike many powder suppliers that focus on standard alloys, JXNMM specializes in high-density copper and refractory metals such as tantalum, niobium, and their alloys, targeting applications where thermal conductivity, electrical performance, or low thermal expansion are critical. Its integrated supply chain—from mining to powder production—gives it control over raw material quality and cost.
The company's core technology centers on proprietary surface treatments for metal powders and the Alloys-by-Design® platform, a materials informatics tool that accelerates alloy development. Its powder portfolio includes pure copper, TiNbTa, Ti42Nb, TaW, FS85, and the AMtrinsic® and ABD®-900AM nickel powder lines. JXNMM supports both laser powder bed fusion (LPBF) and electron beam melting (EBM) processes, with demonstrated capability to achieve 99.94% relative density in EBM-printed pure copper components. The Engine® and Architect® software tools further optimize print parameters for these materials.
Key customers include EOS, TRUMPF, IHI Corporation, Mitsubishi Electric, Mitsubishi Heavy Industries, and Alloyed Ltd. Applications span aerospace heat exchangers, defense microturbines, medical implants, and electronics thermal management. A new plant in Mesa, Arizona, scheduled to open in December 2024, will expand production capacity for advanced materials. The company also partners with Toho Titanium and TANIOBIS to secure feedstock for its refractory metal powders.
JXNMM's competitive moat lies in its combination of deep metallurgical knowledge, proprietary powder treatments, and software-driven process optimization. However, it faces competition from established refractory metal powder producers like H.C. Starck Solutions and from materials informatics firms such as QuesTek Innovations. The open question is whether its vertically integrated model can maintain cost advantages as the AM powder market commoditizes and new entrants scale production of high-purity copper and refractory alloys.
Competitive Intelligence
Competitors, SWOT analysis, and investment insights