Graphite Electrodes

Our Products

We provide full-power dimension graphite electrodes designed to meet the operating conditions and technical requirements of modern electric arc furnaces and other metallurgical applications.

Regular Power (RP)

Cost-effective, standard operations

  • Diameter: 100mm - 700mm
  • Application: Steel melting, foundry, standard smelting
  • Material: Premium calcined petroleum coke ensuring good anti-oxidation

High Power (HP)

High conductivity, long life

  • Diameter: 100mm - 700mm
  • Application: High-efficiency steelmaking, special steel
  • Material: Formula includes premium needle coke for high thermal shock resistance

Ultra High Power (UHP)

Maximum performance, ultra-low resistivity

  • Diameter: 100mm - 700mm
  • Application: High-quality steel, large capacity EAF
  • Material: Primarily high-grade needle coke, delivering lowest CTE and highest mechanical strength

Technical Specifications

Strict quality control processes guarantee consistency and world-class performance for every delivery.

Regular Power (RP) Graphite Electrodes - YB/T 4088-2015

Parameter 75~130mm 150~225mm 250~300mm 350~450mm 500~800mm
Premium First Premium First Premium First Premium First Premium First
Resistivity (μΩ·m) max 8.510.0 9.010.5 9.010.5 9.010.5 9.010.5
Flexural Strength (MPa) min 10.0 10.0 8.0 7.0 6.5
Elastic Modulus (GPa) max 9.3 9.3 9.3 9.3 9.3
Bulk Density (g/cm³) min 1.58 1.53 1.53 1.53 1.52
CTE (10⁻⁶/℃) max 2.9 2.9 2.9 2.9 2.9
Ash (%) max 0.5 0.5 0.5 0.5 0.5

High Power (HP) Graphite Electrodes - YB/T 4089-2015

Parameter 200~400mm 450~500mm 550~700mm
Resistivity (μΩ·m) max 7.0 7.5 7.5
Flexural Strength (MPa) min 10.5 10.0 8.5
Elastic Modulus (GPa) max 14.0 14.0 14.0
Bulk Density (g/cm³) min 1.60 1.60 1.60
CTE (10⁻⁶/℃) max 2.4 2.4 2.4
Ash (%) max 0.5 0.5 0.5

Ultra High Power (UHP) Graphite Electrodes - YB/T 4090-2015

Parameter 300~400mm 450~500mm 550~650mm 700~800mm
Resistivity (μΩ·m) max ≤6.2 ≤6.3 ≤6.0 ≤5.8
Flexural Strength (MPa) min ≥10.5 ≥10.5 ≥10.0 ≥10.0
Elastic Modulus (GPa) max ≤14.0 ≤14.0 ≤14.0 ≤14.0
Bulk Density (g/cm³) min ≥1.67 ≥1.66 ≥1.66 ≥1.68
CTE (10⁻⁶/℃) max ≤1.5 ≤1.5 ≤1.5 ≤1.5
Ash (%) max ≤0.5 ≤0.5 ≤0.5 ≤0.5