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24 Inch UHP Graphite Electrode Price Eaf Steelmaking

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24 Inch UHP Graphite Electrode Price Eaf Steelmaking

Chine 24 Inch UHP Graphite Electrode Price Eaf Steelmaking fournisseur
24 Inch UHP Graphite Electrode Price Eaf Steelmaking fournisseur 24 Inch UHP Graphite Electrode Price Eaf Steelmaking fournisseur

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Détails sur le produit:

Lieu d'origine: Chine
Nom de marque: Chaoyo
Certification: QA/QC
Numéro de modèle: Électrode en graphite

Conditions de paiement et expédition:

Quantité de commande min: 25 tonnes
Détails d'emballage: Palette en bois
Délai de livraison: 10-15 jours
Conditions de paiement: TT/LC
Capacité d'approvisionnement: 3000 tonnes métriques/tonnes métriques par mois
Description de produit détaillée
Application: EAF/LF Diamètre: 550 mm
Longueur: longueur 1800mm Résistance (μΩ.m): ≤6.5
Densité apparente (g/cm3): ≥1,65 Extension thermique: ≤ 2.4
Résistance à la flexion (N/m2): ≥10.5 Taper: Bloc d'électrode
Grade: UHP (puissance extrêmement élevée) Connecter: 4TPI

24 Inch UHP Graphite Electrode Price Eaf Steelmaking​

 

Description:

Graphite electrode raw materials use the domestic petroleum coke and pitch coke and imported Japanese needle coke .HP grade graphite electrode contain 30% imported needle coke. UHP graphite electrode contain more than 80% imported needle coke. They are widely used in electric arc furnace(EAF), ladle furnace(LF) for the production of alloy steel, metal and nonmetallic materials. They are characterized by low resistance, good electric and thermal conductivity, high resistance to oxidation and thermal shock, high mechanical strength, etc
 
Specification
Graphite Electrode Technical data
Specification RP HP UHP
φ200-300 φ350-600 φ200-400 φ450-600 φ250-400 φ450-600
Electrical Resistivity
μ Ω.m ≤
Electrode 8.5 6.5 5.5
Nipple 6.5 5.5 4.5
Bulk Density
g/cm3 ≥
Electrode 1.53 1.52 1.62 1.6 1.67 1.66
Nipple 1.69 1.73 1.75
Flexural Strength
≥Mpa
Electrode 8.5 7 10.5 9.8 11
Nipple 15 16 20
Elastic Modulus
Gpa ≤
Electrode 9.3 12 14
Nipple 14 16 18
Ash
% ≤
Electrode 0.5 0.3 0.3
Nipple 0.5 0.3 0.3
CTE(100ºC-600ºC)
10 -6/
ºC
Electrode 2.9 2.4 1.5
Nipple 2.7 2.2 1.4
 

 

Application:
Graphite electrodes are used mainly in ladle furnaces,electric-arc furnace steelmaking,Yellow phosphorus furnace , Industrial silicon furnace or melting copper. They are presently the only products available that have the high levels of electrical conductivity and the capability of sustaining the extremely high levels of heat generated in this demanding environment.High Quality Needle Coke in HP&UHP graphite electrode,ensure the electrode application is perfect. Graphite electrodes are also used to refine steel in ladle furnaces and in other smelting processes.
Properties:
1. Good electrical conductivity.
2. Strong thermal shock resistance.
3. High mechanical strength.
Variety:
1. RP (Regular Power)
2. HP (High Power)
3. UHP (Ultra High Power)
4. RPI (Regular Power Impregnated)
(Notice: All of Graphite Electrodes is equipped to tapered nipple

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Exceptional High-Temperature Resistance & Thermal Stability
Graphite electrodes deliver unrivaled high-temperature performance, with a sublimation temperature of 3650–3697°C, enabling stable operation above 2500°C—far exceeding metal electrodes' heat resistance limits. Their ultra-low thermal expansion coefficient (just 1/40 of steel) grants excellent thermal shock resistance, preventing cracking during rapid temperature swings in smelting or frequent equipment startups. Premium needle coke raw materials optimize their crystal structure, boosting stability and service life in ultra-high-power applications. In electric arc furnace steelmaking, they maintain structural integrity at 3000°C arc temperatures, while in silicon pulling furnaces, they ensure precise temperature control, elevating crystal yield. This reliability minimizes downtime, enhances production continuity, and delivers long-term value for metallurgical and high-temperature industrial processes.
Superior Electrical Conductivity & Energy Efficiency
Graphite electrodes feature outstanding electrical conductivity, driven by their hexagonal crystal structure with free-moving electrons, resulting in ultra-low resistivity (as low as 5.5 μΩ·m for premium grades). This minimizes power loss during current transmission, cutting energy consumption significantly. In electric arc furnace steelmaking, practical data shows they reduce unit power use by 15% and shorten smelting time by 20%, lowering costs per ton of steel. Their excellent thermal conductivity (100–150 W/(m·K)) dissipates heat efficiently, avoiding local overheating and extending service life. Unlike metal electrodes that degrade at high currents, graphite maintains stable conductivity long-term, reducing replacements and maintenance. Aligned with global decarbonization goals, they are the ideal energy-saving choice for green industrial transformation.

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Quality Assurance & Control
· National Certified Laboratory
· Key testing instruments, including: specific resistor, bulk density meter, elasticmodulus meter, bending strength inspector, ash analysis meter, CTE analysis meter, etc.
· On-time instrument calibration
· On-site properties testing, including:
L-CTE,C-CTE
Specific resistance, bulk density,
Bending strength, ash content, elastic modulus

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Production Application:

  1. Core application in Electric Arc Furnace (EAF) steelmaking (accounting for over 70% of global consumption): Conduct electricity to generate high-temperature electric arcs for melting scrap steel, producing construction steel, automotive steel and specialty steel
  2. Facilitate non-ferrous metal smelting: Smelt metals such as copper, nickel and lead; also used in vacuum remelting of refractory metals like titanium to achieve purification and uniform composition
  3. Produce key industrial materials: Manufacture metallurgical-grade silicon, polysilicon (for solar energy/semiconductors), as well as phosphorus and ferroalloys in submerged arc furnaces
  4. Serve the electrochemical industry: Act as anodes in electrolytic refining of metals like copper and gold for purification, or as current collectors in fuel cells to ensure stable electricity transmission
  5. Support specialized industries: Assist in high-temperature production of glass/ceramics (reducing energy consumption); also used in laboratory high-temperature experiments and electrochemical analysis

 

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Coordonnées
HanDan ChaoYo Metallurgical Materials Co., Ltd

Personne à contacter: Mr. Devin

Téléphone: 86-180-31055518

Télécopieur: 86-0310-7372598

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