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10 Leading 350mm Graphite Electrode Manufacturers in the World 2026

Introduction to 350mm Graphite Electrode

Graphite electrodes are crucial components in electric arc furnaces (EAFs) used for steelmaking and other high – temperature industrial processes. The 350mm graphite electrode, with a specific diameter of 350 millimeters, is designed to conduct electricity and generate high – temperature arcs to melt scrap metal or other raw materials. These electrodes need to have excellent electrical conductivity, high thermal resistance, and good mechanical strength to withstand the harsh conditions inside the furnace. They play a vital role in ensuring the efficiency and quality of the steel – making process. 350mm Graphite Electrode

1. ZhenAn International Co., Limited

ZhenAn International Co., Limited is a well – known player in the graphite electrode industry. The company is committed to providing high – quality graphite electrode products, including 350mm graphite electrodes. It has a state – of – the – art manufacturing facility equipped with advanced production technology and strict quality control systems.

Features and Advantages

  • High – quality materials: ZhenAn uses premium graphite materials to ensure the excellent performance of its 350mm graphite electrodes. The electrodes have high electrical conductivity, which helps in efficient power transfer during the steel – making process.
  • Customization: The company can customize 350mm graphite electrodes according to the specific requirements of customers, such as different lengths and connection types.
  • Reliable supply: With a large – scale production capacity, ZhenAn can ensure a stable and reliable supply of 350mm graphite electrodes to meet the market demand.
  • Website: https://www.graphite-electrode-products.com/

2. SGL Carbon SE

SGL Carbon SE is a global leader in carbon – based solutions. It has a long – standing reputation for producing high – quality graphite electrodes. The company has extensive research and development capabilities, constantly innovating to improve the performance of its products.

Features and Advantages

  • Advanced technology: SGL Carbon uses advanced manufacturing processes to produce 350mm graphite electrodes with high density and low porosity. This results in better electrical and thermal conductivity.
  • Global presence: With production facilities and sales offices around the world, SGL Carbon can provide timely and efficient service to its customers.
  • Quality assurance: The company has a strict quality management system in place, ensuring that each 350mm graphite electrode meets the highest industry standards.

3. GrafTech International Ltd.

GrafTech is a well – established company in the graphite electrode market. It has a wide range of graphite electrode products, including the 350mm diameter electrodes. The company focuses on providing solutions that improve the efficiency and productivity of steel – making processes.

Features and Advantages

  • Innovative design: GrafTech’s 350mm graphite electrodes are designed with innovative geometries to enhance their performance in the furnace. This includes features such as optimized pin designs for better connection and reduced breakage.
  • Technical support: The company offers comprehensive technical support to its customers, helping them optimize the use of 350mm graphite electrodes in their operations.
  • Sustainable production: GrafTech is committed to sustainable production practices, minimizing the environmental impact of its manufacturing processes.

4. Tokai Carbon Co., Ltd.

Tokai Carbon is a Japanese company with a strong presence in the graphite electrode industry. It has a long history of producing high – quality carbon and graphite products.

Features and Advantages

  • High – purity graphite: Tokai Carbon uses high – purity graphite materials in the production of 350mm graphite electrodes, which results in better performance and longer service life.
  • Precision manufacturing: The company’s manufacturing processes are highly precise, ensuring consistent quality of its 350mm graphite electrodes.
  • Research and development: Tokai Carbon invests heavily in research and development to continuously improve the performance of its products and develop new technologies.

5. Showa Denko Carbon Co., Ltd.

Showa Denko Carbon is another Japanese company known for its high – quality graphite electrodes. It has a wide range of products suitable for different industrial applications.

Features and Advantages

  • Excellent thermal stability: The 350mm graphite electrodes produced by Showa Denko Carbon have excellent thermal stability, which is crucial for withstanding the high – temperature environment in the furnace.
  • Good mechanical properties: The electrodes have high mechanical strength, reducing the risk of breakage during handling and use.
  • Diverse product portfolio: The company offers a variety of 350mm graphite electrode specifications to meet the different needs of customers.

6. Nantong Yangzi Carbon Co., Ltd.

Nantong Yangzi Carbon is a leading graphite electrode manufacturer in China. It has a large production capacity and a good reputation in the domestic and international markets.

Features and Advantages

  • Cost – effective solutions: The company offers 350mm graphite electrodes at competitive prices without compromising on quality.
  • Localized service: With its production base in China, Nantong Yangzi Carbon can provide better service to customers in the Asian market, including faster delivery and more personalized support.
  • Continuous improvement: The company is constantly working on improving its production technology and product quality to meet the evolving market demands.

7. Fangda Carbon New Material Co., Ltd.

Fangda Carbon is a well – known Chinese company in the graphite electrode industry. It has a comprehensive production system and a strong R & D team.

Features and Advantages

  • Large – scale production: Fangda Carbon has a large – scale production capacity, which enables it to meet the large – volume demand for 350mm graphite electrodes.
  • High – quality products: The company’s 350mm graphite electrodes are known for their high quality and stable performance, meeting the strict requirements of the steel – making industry.
  • Industry influence: Fangda Carbon has a significant influence in the graphite electrode industry, and its products are widely recognized in the market.

8. HEG Limited

HEG Limited is an Indian company that is a major player in the graphite electrode market. It has a long – standing history of producing high – quality graphite products.

Features and Advantages

  • Local raw material advantage: HEG Limited has access to high – quality graphite raw materials in India, which helps in reducing production costs and ensuring the quality of 350mm graphite electrodes.
  • Skilled workforce: The company has a skilled workforce that is well – trained in the production of graphite electrodes, ensuring high – quality output.
  • Market competitiveness: HEG Limited’s 350mm graphite electrodes are competitive in the international market in terms of price and quality.

9. Graphite India Limited

Graphite India Limited is one of the largest graphite electrode manufacturers in India. It has a wide range of products and a strong customer base.

Features and Advantages

  • Product diversification: In addition to 350mm graphite electrodes, Graphite India Limited offers a variety of other graphite products, which allows it to meet the different needs of customers.
  • Quality control: The company has a strict quality control system in place to ensure the consistent quality of its 350mm graphite electrodes.
  • Global reach: Graphite India Limited has a global sales network, enabling it to serve customers around the world.

10. Koppers Inc.

Koppers is a global company that provides a wide range of carbon – based products, including 350mm graphite electrodes. It has a strong focus on innovation and sustainability.

Features and Advantages

  • Innovative solutions: Koppers is constantly developing new and innovative solutions for 350mm graphite electrodes, such as improved coating technologies to enhance performance.
  • Sustainable practices: The company is committed to sustainable manufacturing practices, reducing its environmental impact and promoting a greener future.
  • Technical expertise: Koppers has a team of technical experts who can provide in – depth technical support to customers using its 350mm graphite electrodes.

300mm Graphite Electrode In conclusion, these 10 leading 350mm graphite electrode manufacturers in the world in 2026 play a crucial role in the global steel – making and high – temperature industrial processes. Each company has its own unique features and advantages, and they are all committed to providing high – quality products and services to meet the market demand.