Edm Graphite - China

Graphite For EDM

EDM graphite, also known as Electrical Discharge Machining graphite, refers to a specific type of graphite material that is widely used as an electrode in the EDM process.

Why use graphite for EDM?

Graphite has many advantages, making it the most widely used material for EDM electrodes:

Resistance to Thermal Shock: Graphite has excellent resistance to thermal shock, allowing it to withstand the intense heat generated during EDM processes.

This thermal stability ensures consistent performance and prevents cracking or damage to the electrode, even under rapid temperature changes.

Low wear during sparking: Graphite exhibits low wear characteristics during the sparking process of EDM.

This means that the graphite electrode experiences minimal erosion or degradation, resulting in longer electrode lifespan and reduced need for frequent replacements.

Superior Machinability: Graphite is relatively easy to machine, allowing for the production of complex electrode designs with high precision.

It can be readily shaped and machined into intricate geometries, enabling the fabrication of intricate and detailed EDM electrode profiles.

Good Thermal Conductivity: Graphite exhibits excellent thermal conductivity, effectively dissipating heat generated during the EDM process.

This feature helps to prevent excessive heat buildup, maintaining stability and prolonging the electrode's lifespan.

Low Coefficient of Thermal Expansion: Graphite has a low coefficient of thermal expansion, meaning it undergoes minimal dimensional changes with temperature variations.

This characteristic allows graphite electrodes to maintain their shape and size even when subjected to high temperatures during EDM processes.

Excellent Geometric Stability: Graphite offers exceptional geometric stability during EDM operations.

It retains its shape and form consistently, enabling the electrode to maintain the desired dimensions throughout the machining process.

Lighter: It is five time less dense than Copper which means lighter electrodes.

Graphite Grades and EDM

Large grain graphite (about 20 µm) with low densities (1.76 g/cm3)

Fine grain graphite (~10 µm) of high density (1.82 g/cm3)

Very fine grain graphite (~4 µm) with densities greater than 1.86 g/dm3

Graphite grades can vary in terms of their grain size, which affects the material's performance during EDM.

Fine-grained graphite offers higher precision and finer surface finishes, making it suitable for intricate and detailed machining operations.

Coarser-grained graphite, on the other hand, provides better material removal rates and is often used for roughing operations.

Company Contact:

• Posted By: Hebei Yida Trading Co., Ltd

• Phone: 18831955183

• Address: ROOM NO.901,UNIT 1,BUILDING NO.9,JIEDIRUNYUAN,QUANNAN XI STREET,XINDU AREA, XINGTAI , HEBEI , China

• Email:

• Website: https://www.yida-trading.com/

• Business Description: Hebei Yida Trading Co.,Ltd was established in 2023,who located in Xindu district,Xingtai city,Hebei province.
  
  They are major running and selling the graphite and carbon products business.
  
  YIDA have the high and deep cooperation with the special manufacturer who produce the graphite and carbon series products.
  
  YIDA company the director has been worked in this filed more than 20years, he has the much experience to solve real problem in the special graphite products production and using process and can offer the customized products ,always do their best to offer the best solution in the graphite products.
  
  Yida fulfill “Customer first, Win-Win cooperation”, “Serve Clients,Persevere in tenacious efforts” “Mutual benefit,Sail on the same tack” the ideal to operate the business , get the survival and development.
  
  Yida company main supply the high strength, high density,high graphite, graphite for continuous casting, motor with brush, machinery with carbon and other special graphite and carbon products.
  
  Welcome for the customer’s inquiry and negotiation and visit.
  
  Technical Discussion
  
  Development prospect of industrial graphite products
  
  With the rapid development of the new energy industry, natural graphite can no longer meet the needs of the market, and artificial graphite has better physical and chemical properties than natural graphite, making manufacturers and suppliers looking for cheap, efficient and environmentally friendly graphitization.
  
  The direction and guidance of our long-term discussion and scientific research.