6K was founded in North Andover, Massachusetts, with sustainability at its core. The company has developed the UniMelt® technology, a proprietary advanced microwave plasma production system, to transform engineered materials into revolutionary products that advance industries across additive manufacturing, renewable energy, aerospace, consumer electronics, and more. 6K represents 6,000 degrees, both the temperature of the operation of UniMelt® and the temperature of the sun’s surface.

The 6K Energy division is focused on the production of low-cost, sustainable, and domestically produced battery material, accelerating the pace of battery production and adoption of electric vehicles. The 6K Additive division specializes in sustainably sourced AM metal powder production and reclamation, using a proprietary milling and cleaning process that ensures contamination-free, high-quality powders.