Founded in St. Marys, Pennsylvania, in 1939, St. Marys Carbon Company manufactures custom carbon-graphite components for demanding industrial applications. Unlike manufacturers that only machine standard stock, the company develops and mixes its own proprietary grades, then engineers the material and part together for a customer’s specific requirements. Its patented Silver Dot® dryer bearings and long history of carbon-graphite production reflect a specialty built around custom materials and application-specific design.
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AS9100
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Semco CarbonSince 1971, Semco Carbon has specialized in custom machining carbon and graphite components, working exclusively with these materials from its Lorain, Ohio facility. Its 45,000-square-foot operation handles everything from prototype and repair work to parts made from raw blocks exceeding two tons, while maintaining nearly 400 tons of graphite inventory for quick production and direct material sales. Semco also purchases obsolete carbon and graphite for reclamation or appropriate disposal.LORAIN, OH
Shamokin CarbonsShamokin Carbons is a fourth-generation, family-owned carbon and graphite manufacturer that began hauling anthracite coal in Pennsylvania in 1924 and now supplies processed carbon materials internationally. Headquartered in Coal Township, the company’s U.S. and Mexican facilities can process more than 250,000 tons annually, with a long history of developing specialty materials such as its Carb-O-Cite glass additive and graphite pellets. Shamokin Carbons has held ISO 9001:2015 certification since 2016.COAL TOWNSHIP, PA
NeoGraf Solutions, LLCTracing its graphite work to a Cleveland carbon company founded in 1881, NeoGraf Solutions manufactures specialty carbon and graphite materials from its headquarters in northeast Ohio. Formed as a stand-alone company in 2017, it combines in-house research, development and manufacturing to make flexible graphite sheets, powders and related materials for demanding uses such as thermal management, industrial sealing and fuel-cell flow-field plates. Its products have supported applications ranging from smartphones and marine batteries to the Hubble Space Telescope and International Space Station.LAKEWOOD, OH
Ei6Evolving from a Birmingham foundry-supply company founded in 1958, family-owned Ei6 now engineers and manufactures carbon and graphite materials and precision components for demanding industrial applications. The three-generation business combines global distribution with machining and powder operations, including custom graphite parts made to drawing and high-temperature materials. Ei6’s machining operation is certified to ISO 9001:2015 and AS9100:2016.PARMA, OH