Flexible Graphite Companies

The flexible graphite market is estimated to be USD 0.35 billion in 2025 and is projected to reach USD 0.45 billion by 2030, at a CAGR of 5.5% from 2025 to 2030. Due to its superior thermal conductivity, chemical resistance, and inherent flexibility, flexible graphite is gaining traction in various applications, including gaskets & seals, heat spreaders, and fuel cell components. It is available in various forms such as sheets, foils, and laminated composites, which are increasingly being utilized in rapidly expanding industries like electric vehicles, aerospace, and energy storage. These materials are particularly advantageous for sealing and thermal management solutions, optimizing performance and reliability in demanding environments.

Flexible Graphite Companies

SGL Carbon (Germany), Neograf (US), Mersen Property (France), Toyo Tanso Co., Ltd. (Japan), and Nippon Carbon Co., Ltd. (Japan) are the leading players in the flexible graphite market globally. These companies have adopted product launches and expansions to cater to the rising demand for flexible graphite at the regional and global levels.

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SGL Carbon

SGL Carbon, founded in 1992 and headquartered in Wiesbaden, Germany, is a global leader in graphite and composite materials, with a strong footprint in the industrial sector. Within its Graphite Solutions segment—generating around USD 565 million—the company produces advanced flexible graphite products such as SIGRAFLEX foils and SIGRATHERM thermal sheets. These materials are widely used in gaskets, thermal management, and sealing systems across the automotive, chemical, refining, and power generation industries, valued for their resistance to high temperatures, oxidation, and corrosion. SGL operates more than 29 sites globally and employs about 4,800 people, positioning itself as a key supplier in the growing demand for flexible graphite in critical applications.

Neograf

NeoGraf Solutions is a US-based materials science company with over 140 years of industrial experience in graphite technology, specializing in developing and manufacturing flexible graphite products. The company offers a broad portfolio of high-performance graphite materials, including flexible graphite sheets, thermal interface materials, and heat spreaders, which are widely used across industries such as energy storage, automotive, electronics, medical devices, and nuclear sealing. NeoGraf’s solutions are known for their heat, fire, and chemical resistance and are available in multiple specialized grades for automotive, industrial, and nuclear applications. Products such as GrafShield, GrafTech, and GrafTherm are critical in thermal management, gasket sealing, and fuel cell bipolar plates. With a strong global footprint spanning North America, Europe, and Asia, NeoGraf is positioned as a leading provider of sustainable, application-specific flexible graphite materials, tailored to meet the evolving needs of global OEMs in transportation, electronics, and renewable energy.

Mersen Property

Mersen Property is a multinational company specializing in advanced materials, focusing strongly on flexible graphite technologies for thermal management and sealing solutions. Mersen produces high-performance flexible graphite sheets and gaskets within its Advanced Materials segment, primarily under the PAPYEX brand. These materials are engineered in high-pressure, high-temperature, and chemically aggressive environments. They are essential for critical applications in chemical processing, refineries, furnaces, nuclear industries, and automotive engineering. PAPYEX gaskets are asbestos-free, highly resistant to thermal shock, and available in a wide range of grades (e.g., 1600, A960, N9985, Papvex SR, RN, PI, and HP), offering customizable sealing performance and easy formability. With production sites in Europe, North America, and Asia, Mersen ensures reliable global delivery of its flexible graphite products, supporting industries requiring thermal stability and chemical resistance in sealing and insulation solutions.

Toyo Tanso Co., Ltd.

Toyo Tanso Co., Ltd. is a leading global manufacturer of high-performance carbon and graphite materials. Its flagship product PERMA-FOIL is popular in the flexible graphite market. Toyo Tanso’s flexible graphite sheets are engineered from natural graphite without binders, offering excellent flexibility, compressibility, and thermal conductivity as part of its Special Graphite Products segment. PERMA-FOIL is widely used in automotive gaskets, packing, high-purity furnaces, and thermal interface materials, thanks to its ability to conform to surfaces while withstanding high temperatures and chemical exposure. Available in multiple grades such as PF, PF-R2, PF-HP, PF-G3, PF-UHP, and others, these materials support varied industrial needs for sealing, heat conduction, and chemical resistance. Toyo Tanso operates a globally integrated network of manufacturing facilities and sales offices across Japan, the US, Europe, and Asia, enabling responsive service and reliable supply to sectors including electronics, metallurgy, semiconductors, and environmental systems.

Nippon Carbon Co., Ltd.

Nippon Carbon Co., Ltd. is a prominent Japanese manufacturer specializing in advanced carbon and graphite materials, with a diverse portfolio serving industries such as steelmaking, aerospace, automotive, electronics, and energy storage. In the flexible graphite segment, the company offers NICAFILM®, a high-performance graphite sheet made from natural graphite, designed to deliver exceptional heat resistance, chemical corrosion resistance, lubrication, flexibility, and sealing performance. NICAFILM is used in applications including sealants, electronics, and thermal management systems, particularly where high durability and thermal conductivity are essential. It supports industrial and high-tech sectors and is available in multiple grades (e.g., FL-300H, FL-300F, FL-300T, FL-310, FL-320). While Nippon Carbon is also known for its carbon fibers and graphite electrodes, its flexible graphite offering strengthens its position in the growing demand for reliable sealing and heat dissipation materials, with operational reach across Asia Pacific and North America.

Market Ranking

Companies are typically ranked based on product diversity, production capacity, technological innovation, and global market presence. Leading players such as SGL Carbon (Germany), Neograf (US), Mersen Property (France), Toyo Tanso Co., Ltd. (Japan), and Nippon Carbon Co., Ltd. (Japan) have established strong positions through advanced manufacturing capabilities and strategic customer partnerships. Their continued investments in R&D and ability to serve high-performance applications like EVs, aerospace, and energy storage further reinforce their competitive edge.

Related Reports:

Flexible Graphite Market by Type (Sheets, Foils, Tapes), Application (Gaskets & Seals, Thermal Management, Emi Shielding), End-Use Industry (Automotive, Aerospace, Electronics, Oil & Gas, Power & Energy), and Region - Global Forecast to 2030