The Global Thermally Conductive Graphite Film Market was valued at USD 1059.10 Million in 2023 and is projected to reach USD 1221.06 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 2.40% during the forecast period (2024–2029). This growth is driven by the escalating demand for efficient heat dissipation solutions in increasingly powerful and miniaturized electronics, such as smartphones, laptops, 5G infrastructure, and electric vehicles.

As the electronics industry relentlessly pursues higher performance and slimmer form factors, the critical role of thermal management has come to the forefront. Thermally conductive graphite films, known for their exceptional in-plane thermal conductivity and lightweight flexibility, are essential for preventing overheating and ensuring device reliability. In this blog, we profile the Top 10 Companies in the Thermally Conductive Graphite Film Industry—a blend of advanced materials specialists, chemical giants, and emerging innovators shaping the thermal management landscape.

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🔟 1. NeoGraf Solutions

Headquarters: Lakewood, Ohio, USA
Key Offering: GrafTech® Flexible Graphite Films

NeoGraf Solutions, a global leader in graphite material science, offers high-performance GrafTech flexible graphite films. These films are renowned for their superior thermal conductivity, which efficiently spreads heat away from critical components in consumer electronics and telecommunications equipment.

Key Innovations & Strengths:

• High-purity, synthetic graphite films with thermal conductivity exceeding 1500 W/m·K

• Strong focus on custom die-cutting and fabrication for specific application requirements

• Vertically integrated manufacturing from raw material to finished product

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Global Thermally Conductive Graphite Film Market – View in Detailed Research Report

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9️⃣ 2. Kaneka Corporation

Headquarters: Osaka, Japan
Key Offering: Pyro graphite film (PGS Graphite Sheet)

Kaneka Corporation is a pioneer in the development of Pyrolytic Graphite Sheets (PGS), a benchmark product in the industry. Manufactured through a high-temperature pyrolysis process, Kaneka’s films offer one of the highest levels of thermal conductivity available commercially, making them ideal for high-heat-flux applications.

Key Innovations & Strengths:

• Industry-leading in-plane thermal conductivity (up to 1950 W/m·K)

• Extensive patent portfolio covering PGS manufacturing technology

• Widely adopted by leading smartphone and tablet manufacturers globally

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8️⃣ 3. Panasonic

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

Panasonic’s Electronic Materials division is a major supplier of high-performance pyrolytic graphite sheets. Leveraging its vast expertise in electronics, Panasonic provides thermally conductive films that are critical for managing heat in its own consumer products and for a broad range of B2B clients.

Key Innovations & Strengths:

• Ultra-thin and lightweight films for space-constrained applications

• Excellent reliability and stability under thermal cycling

• Strong R&D focus on next-generation thermal interface materials (TIMs)

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7️⃣ 4. Jones Tech PLC

Headquarters: Zhuhai, Guangdong, China
Key Offering: Artificial Graphite Films, Thermal Interface Materials

Jones Tech is a leading Chinese manufacturer specializing in electromagnetic shielding and thermal management materials. The company has made significant investments in artificial graphite film production, positioning itself as a key supplier to the domestic and international electronics supply chain.

Key Innovations & Strengths:

• Large-scale production capacity to meet high-volume demand from consumer electronics

• Integrated production of complementary thermal management solutions

• Strong presence in the rapidly growing Asia-Pacific electronics market

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6️⃣ 5. Changzhou Fuxi Technology

Headquarters: Changzhou, Jiangsu, China
Key Offering: High-Thermal-Conductivity Graphite Films

Changzhou Fuxi Technology focuses on the R&D and manufacturing of advanced thermal management materials. The company produces a range of graphite films that compete on both performance and cost, catering to the competitive smartphone and display markets.

Key Innovations & Strengths:

• Cost-effective manufacturing processes for mass-market applications

• Continuous improvement in film performance and thickness options

• Strategic focus on the domestic Chinese OEM and ODM market

Download FREE Sample Report:
Global Thermally Conductive Graphite Film Market – View in Detailed Research Report

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5️⃣ 6. Stoneplus Thermal Management Technologies

Headquarters: Shenzhen, Guangdong, China
Key Offering: Artificial Graphite Sheets, Composite Thermal Materials

Stoneplus is specialized in providing comprehensive thermal solutions, with artificial graphite sheets being a core product line. The company serves a diverse client base in communications, consumer electronics, and new energy vehicles.

Key Innovations & Strengths:

• Development of composite materials combining graphite with other substrates

• Focus on solving complex thermal challenges in 5G base stations and servers

• Agile response to custom thermal design requirements from clients

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4️⃣ 7. Tanyuan Technology

Headquarters: Suzhou, Jiangsu, China
Key Offering: Ultra-Thin Graphite Heat Spreaders

Tanyuan Technology is an innovative manufacturer known for its ultra-thin graphite films. The company’s products are designed to meet the stringent requirements of modern portable electronics, where minimal thickness is as critical as thermal performance.

Key Innovations & Strengths:

• Expertise in producing films with thicknesses below 25 micrometers

• Advanced graphite synthesis and calendering techniques

• Growing adoption in high-end flagship mobile devices

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3️⃣ 8. Toyo Tanso Co., Ltd.

Headquarters: Osaka, Japan
Key Offering: Isotopic Graphite, C/C Composites, Graphite Films

Toyo Tanso is a venerable Japanese company with deep expertise in carbon and graphite products. While known for its industrial graphite, the company also produces high-performance graphite films for specialized electronic applications, leveraging its mastery over carbon material science.

Key Innovations & Strengths:

• High-purity graphite materials with exceptional thermal and electrical properties

• Strong R&D capabilities in advanced carbon-based materials

• Focus on high-reliability applications in automotive and industrial electronics

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2️⃣ 9. Lodestar Technology

Headquarters: Guangzhou, Guangdong, China
Key Offering: Thermally Conductive Graphite Sheets, Thermal Pads

Lodestar Technology is a specialized supplier of thermal management materials. The company’s graphite films are used extensively in LED lighting, power supplies, and communication devices, providing effective heat spreading at a competitive price point.

Key Innovations & Strengths:

• Broad product portfolio addressing various thermal management needs

• Strong supply chain and cost optimization for price-sensitive markets

• Expertise in applying graphite films to LED modules for improved longevity

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1️⃣ 10. Jiaxing Zhongyi Carbon Technology

Headquarters: Jiaxing, Zhejiang, China
Key Offering: Artificial Graphite Films for Electronics

Jiaxing Zhongyi Carbon Technology is an emerging player focused on the production of artificial graphite films. The company is expanding its production capacity and technological capabilities to serve the growing domestic market and international clients.

Key Innovations & Strengths:

• Investment in scaling up manufacturing to achieve economies of scale

• Focus on improving the consistency and yield of high-performance films

• Strategic positioning within the Zhejiang industrial cluster

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Global Thermally Conductive Graphite Film Market – View in Detailed Research Report

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

The thermally conductive graphite film market is evolving rapidly. While existing products effectively manage heat in today’s devices, the industry is pushing the boundaries toward thinner, more conductive, and multifunctional materials to meet the demands of next-generation technology.

📈 Key Trends Shaping the Market:

• Thinner Films for Compact Devices: The relentless drive for thinner smartphones, foldables, and wearables necessitates graphite films with sub-20-micron thickness without compromising performance.

• Expansion into High-Power Applications: Growing adoption in electric vehicle battery packs, power modules, and high-performance computing (HPC) servers, where thermal management is critical for safety and efficiency.

• Development of Hybrid & Composite Materials: Integration of graphite with metals, polymers, or phase change materials to create TIMs with enhanced properties, such as better conformability or through-plane conductivity.

• Automation in Manufacturing: Increased use of AI and automation to improve production yields, reduce costs, and ensure consistent quality in high-volume manufacturing.

Get Full Report Here:
Global Thermally Conductive Graphite Film Market – View in Detailed Research Report

The companies listed above are not only supplying essential components—they are enabling the technological advancement of the electronic devices that power our modern world.