The Global High Thermal Conductivity Graphite Film Market was valued at USD 728.5 Million in 2023 and is projected to reach USD 1.47 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 10.5% during the forecast period (2024–2030). This robust growth is propelled by the escalating demand for high-performance thermal management solutions in consumer electronics, the rapid expansion of 5G infrastructure, and the increasing power density of electric vehicles and LED lighting systems.

As electronic devices become more compact and powerful, managing heat dissipation has become a critical engineering challenge. High Thermal Conductivity Graphite Films (HTCGF) are emerging as a superior solution, offering exceptional heat-spreading capabilities in ultra-thin, flexible formats. In this blog, we profile the Top 10 Companies in the High Thermal Conductivity Graphite Film Industry—a group of material science innovators and global manufacturers that are defining the future of thermal management.

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🔟 1. Graftech International Ltd.

Headquarters: Parma, Ohio, USA
Key Offering: eGRAF® Thermal Management Materials

Graftech is a global leader in graphite material science with a long history of innovation. Its eGRAF® line includes a comprehensive portfolio of flexible graphite sheets and other carbon-based thermal management products renowned for their high thermal conductivity and reliability in demanding applications.

Innovation & Market Focus:

• Pioneering synthetic graphite production for thermal solutions
• Strong focus on automotive, consumer electronics, and telecommunications
• Global manufacturing and R&D capabilities

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9️⃣ 2. Panasonic Corporation

Headquarters: Kadoma, Osaka, Japan
Key Offering: PGS (Pyrolytic Graphite Sheet)

Panasonic is a pioneer in the development and mass production of Pyrolytic Graphite Sheets (PGS), which exhibit exceptionally high in-plane thermal conductivity. These films are widely used in smartphones, tablets, and other compact electronics to prevent overheating of CPUs and other high-heat components.

Innovation & Market Focus:

• World-leading technology in PGS with thermal conductivity exceeding 1,900 W/mK
• Integration into its own consumer electronics and supply to global OEMs
• Continuous R&D for thinner and more efficient films

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8️⃣ 3. Kaneka Corporation

Headquarters: Minato-ku, Tokyo, Japan
Key Offering: Hypercoat®, Graphinity®

Kaneka is a leading Japanese chemical company that produces high-performance Graphinity® graphite sheets. These films are known for their excellent flexibility, high thermal conductivity, and ease of handling, making them ideal for complex electronic assemblies.

Innovation & Market Focus:

• Development of high-performance, cost-effective graphite films
• Strong presence in the Asian electronics supply chain
• Focus on sustainability and eco-friendly material processes

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7️⃣ 4. Jones Tech PLC

Headquarters: Beijing, China
Key Offering: High Thermal Conductive Materials (TIF, TIM)

Jones Tech is a major Chinese manufacturer specializing in electromagnetic compatibility and thermal management materials. The company has become a significant supplier of thermal interface materials, including graphite films, to the booming Chinese smartphone and telecommunications market.

Innovation & Market Focus:

• Rapid scaling of production capacity to meet domestic demand
• Strong relationships with leading Chinese electronics brands
• Investment in R&D for next-generation thermal solutions

Download FREE Sample Report:
High Thermal Conductivity Graphite Film Market – View in Detailed Research Report

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6️⃣ 5. Neograf Solutions (formerly nünch GmbH)

Headquarters: Frickenhausen, Germany
Key Offering: Flexible Graphite Films and Foils

Neograf Solutions, known for its nünch brand, specializes in the development and production of high-purity, flexible graphite films. The company serves a diverse range of industries, including automotive, aerospace, and industrial electronics, with a focus on customized solutions.

Innovation & Market Focus:

• Expertise in customized graphite film solutions
• Strong foothold in the European automotive and industrial sectors
• High-quality, precision-engineered products

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5️⃣ 6. ZhongYi Carbon Technology Co., Ltd.

Headquarters: Dongguan, Guangdong, China
Key Offering: Artificial Graphite Film, Composite Thermal Materials

ZhongYi Carbon Technology is a prominent Chinese manufacturer focused on the R&D and production of artificial graphite films. The company has established itself as a key domestic supplier, catering to the massive electronics manufacturing base in China.

Innovation & Market Focus:

• Cost-competitive production for mass-market applications
• Expansion into composite materials for enhanced performance
• Strategic focus on the domestic 5G and EV markets

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4️⃣ 7. Shenzhen Selen Science and Technology Co., Ltd.

Headquarters: Shenzhen, Guangdong, China
Key Offering: Selen Graphite Sheets, Thermal Pads

Shenzhen Selen is a specialized manufacturer of thermal management materials, including a wide range of graphite films. The company leverages its location in China’s primary electronics hub to serve a broad client base with timely and efficient solutions.

Innovation & Market Focus:

• Agile manufacturing and supply chain for fast-paced electronics industry
• Product portfolio includes both standard and custom graphite films
• Focus on thermal solutions for mobile devices and LEDs

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3️⃣ 8. Zhenjiang Bohao Technology Co., Ltd.

Headquarters: Zhenjiang, Jiangsu, China
Key Offering: High-Thermal Conductive Graphite Film

Zhenjiang Bohao Technology is an emerging player dedicated to the production and development of advanced graphite films. The company is investing in expanding its production capabilities to capture a larger share of the growing global market.

Innovation & Market Focus:

• Investment in scaling up manufacturing output
• Focus on achieving high thermal conductivity at competitive prices
• Targeting applications in consumer electronics and power batteries

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2️⃣ 9. Istoneplus (Jiangsu) Co., Ltd.

Headquarters: Changzhou, Jiangsu, China
Key Offering: Carbon-based Thermal Management Materials

Istoneplus is a technology-driven company specializing in carbon materials, including high thermal conductivity graphite films. The company focuses on developing advanced materials to address complex thermal challenges in modern electronics.

Innovation & Market Focus:

• R&D-driven approach to material innovation
• Development of multi-functional composite materials
• Strategic partnerships with electronics manufacturers

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1️⃣ 10. T-Global Technology Co., Ltd.

Headquarters: Taipei, Taiwan
Key Offering: Thermal Interface Materials, Graphite Sheets

T-Global is a well-established global supplier of thermal management solutions, offering a wide array of products including thermal pads, tapes, greases, and graphite sheets. The company provides comprehensive thermal solutions to electronics manufacturers worldwide.

Innovation & Market Focus:

• Broad portfolio of thermal management products
• Strong global distribution and technical support network
• Focus on providing total thermal solutions rather than just materials

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🌍 Outlook: The Future of Thermal Management is Thinner, Smarter, and More Integrated

The High Thermal Conductivity Graphite Film market is experiencing a paradigm shift, driven by the relentless miniaturization of electronics and the surge in power densities. The future lies in films that are not only more conductive but also integrated with other functionalities like electromagnetic interference (EMI) shielding.

📈 Key Trends Shaping the Market:

• Development of ultra-thin films (< 10μm) for next-generation foldable and wearable electronics
• Increasing adoption in Electric Vehicle (EV) battery packs and power modules
• Growing demand for graphene-enhanced composites for superior performance
• Rise of hybrid solutions combining graphite films with other TIMs (Thermal Interface Materials)

Get Full Report Here:
High Thermal Conductivity Graphite Film Market – View in Detailed Research Report

The companies listed above are at the forefront of this thermal management revolution, developing the advanced materials that keep our modern world running cool and efficiently.