6K

6K is an advanced materials company based in North Andover, Massachusetts, founded in 2014.

The company utilizes its proprietary UniMelt® system, the world's first industrial-scale microwave plasma platform, to produce engineered materials sustainably. 6K focuses on various sectors, including additive manufacturing, lithium-ion batteries, aerospace, renewable energy, and consumer electronics. With approximately 220 employees, 6K has raised $298 million from notable investors. The UniMelt® system operates at 6,000°C, enabling efficient and environmentally friendly synthesis of nanomaterials and metal powders. 6K has several divisions, including 6K Additive, which specializes in high-performance metal powders for aerospace and medical applications, and 6K Energy, which produces battery-grade powders for electric vehicles and energy storage. The company emphasizes sustainability by reducing waste and environmental impact in its production processes, positioning itself as a leader in innovative material solutions for high-tech industries.