Mobile Graphite Purification Technology

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Volt Carbon Consolidates Operations to Guelph, Commences Mobile Graphite Processing Development, and Provides Update on Capabilities, IP, and Battery Testing
Newsfileยท 2025-07-16 12:00
Core Insights - Volt Carbon Technologies has consolidated all operations to its Guelph, Ontario facility as of July 15, 2025, decommissioning the Scarborough site to streamline operations and accelerate commercialization of its mobile graphite purification technology [1][2] Operations and Production - The Guelph facility centralizes graphite processing, customer trials, and equipment fabrication, enabling scaling of mobile purification units and enhancing research and development efforts [2] - Over 500 process trials were conducted at the Scarborough facility on 4 tonnes of graphitic rock, resulting in approximately 50 kilograms of purified large flake graphite now stored in Guelph for anode and graphene trials [2] - The Guelph plant is producing small batches of expandable graphite, graphite foils, and graphene for customer evaluation and development programs [2] Technology and Equipment - Two bench-model air classifier units have been fabricated for mobile deployment, utilizing Volt Carbon's patented dry separation technology in modular, containerized systems [3] - A bulk sample of 40 tonnes of graphitic rock with grades ranging from 8-20% carbon content has been stockpiled at the Guelph site for upcoming pilot-scale production campaigns [4] - Facility upgrades include the installation of X-ray fluorescence (XRF) and thermal testing apparatus, improving quality control and shortening development timelines [4] Intellectual Property - Volt Carbon has expanded its intellectual property portfolio, including the grant of U.S. Patent No. 12341150B2 and Canadian Patent No. 3134407 for its metal-organic framework (MOF) electrolyte used in lithium-metal battery applications [5][6] Battery Development - The company has achieved 1,100 charge-discharge cycles with 80% capacity retention in its proprietary lithium iron phosphate (LFP) battery, demonstrating long-term cycling stability [7] - Volt Carbon's lithium-metal battery featuring high-nickel NMC811 cathodes has achieved 800 cycles with 80% capacity retention at an energy density of 400 Wh/kg [8] - The company aims to optimize its high-nickel NMC/lithium-metal technology to achieve 1,000 cycles with 80% capacity retention in the next development phase [9] Strategic Vision - The CEO emphasized the importance of investment in people, equipment, and capabilities, positioning Volt Carbon for long-term success and supporting the future of energy and mobility [10]