Titan Mining’s Kilbourne graphite plant: scale-up and funding lens for mine planners
Reviewed by Joe Ashwell

First reported on MINING.com
30 Second Briefing
Ore feeding has begun at Titan Mining’s Kilbourne graphite demonstration plant in St. Lawrence County, New York, a fully permitted facility designed to produce 1,200 tonnes per year of graphite concentrate within the existing Empire State Mine complex and 5,000 t/d mill. The start-up will supply micronised and high-purity natural flake graphite from the Kilbourne deposit for qualification runs and offtake talks, underpinning plans for a 40,000 t/y commercial plant targeted to supply roughly half of current US natural graphite demand. Titan has secured an extra $5.5 million in EXIM funding and a non-binding Letter of Interest for up to $120 million in project finance, with a construction decision expected by end-2026.
Technical Brief
- Ore feeding has begun into the Kilbourne demonstration circuit, initiating commissioning of the graphite flowsheet.
- The plant is integrated within Titan’s existing Empire State Mine complex, leveraging the operating 5,000 t/d mill site.
- Kilbourne graphite mineralisation currently has a tested strike length of 2,500 m within a 7,620 m known trend.
- EXIM’s additional US$5.5 million non-dilutive funding is earmarked to accelerate feasibility and detailed engineering work.
- A non-binding EXIM Letter of Interest covers up to US$120 million in potential project finance for commercial-scale build-out.
- Titan acquired the Empire State asset package, including six historic mines and the mill, out of bankruptcy in 2018, providing brownfield foundations for graphite development.
Our Take
EXIM’s non-dilutive support for Titan Mining’s Kilbourne graphite demonstration facility sits at the upper end of what our database shows for early-stage US critical mineral projects, signalling that federal export-credit style backing is now being used as a quasi-project finance bridge for domestic supply chains.
With graphite and zinc both tagged in our coverage but only a handful of graphite-focused US pieces, Titan’s ability to leverage the existing Empire State Mine infrastructure just 1 mile from the Kilbourne deposit likely gives it a cost and permitting advantage over greenfield US graphite entrants starting from scratch.
The 70‑year gap since domestic graphite deliveries to US customers underscores that any successful ramp-up at the Kilbourne graphite plant could quickly become a reference case for other North American flake graphite projects, including Canadian assets such as Northern Graphite’s Lac des Iles mine looking to secure US offtake and financing support.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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