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Ucore RapidSX Faces Commercial Scale Test

AerospaceNov 15, 2025

United States | Canada

Ucore Rare Metals says its RapidSX solvent-extraction variant could reshape Western rare-earth processing, but commercial proof remains pending.

RapidSX is presented as a modular, compact evolution of traditional solvent extraction chemistry, with claims of 3–7× higher throughput and roughly 60% smaller footprint than conventional plants. Those performance claims align with pilot and bench work, yet no commercial-scale unit has operated to date.

The first commercial RapidSX machine for the Louisiana Strategic Metals Complex (SMC) is supported by a US$22.4M Department of Defense Other Transaction Agreement, with commissioning targeted in H2 2026. Canada has provided conditional C$36.3M approval for a Kingston Sm–Gd facility, and several feedstock and offtake arrangements remain at MOU or conditional stages.

Louisiana SMC plans to process about 2,400–3,000 tpa TREO into NdPr/Tb/Dy oxides, while an Ontario facility would target Sm/Gd for SmCo magnets. Critical uncertainties include scaling reliability, conversion of MOUs to binding contracts, CAPEX inflation, and competition from Iluka, Energy Fuels, and MP Materials.

Until oxide barrels are emerging from a commissioned plant, RapidSX should be viewed as promising but unproven; execution milestones and binding offtakes will drive material investor decisions.

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