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China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm

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China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm

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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

Contact

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

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm

Description:

Graphite electrodes are used in both DC and AC electric arc furnaces. Steelmaking workshops have to cover the cost of these consumable electrodes during new steel producion process. So optimizing the usage of graphite electrodes is a cost-saving tactic. Full range of grades and sources to meet performance & cost needs. Grades include:
1.HP for foundries, Ladle Furnaces and Low Powered EAFs
2.SHP for Higher powered foundries and Ladle furnaces
3.UHP for high-performance Melt Shop EAFs

Specification

HP
Item	Classification	Unit	Nominal Diameter (mm)
			Type Ⅰ			Type Ⅱ
			200-400	400-500	500-700	350-400	450-500
Electrical resistivity max	Pole Nipple	μΩm	7.0 6.0	7.0 5.5	7.0 5.5	6.5 5.0	6.5 5.0
Bending strength min	Pole Nipple	Mpa	10.5 18.0	10.5 14.0	10.0 16.0	10.0 16.0	10.0 16.0
Young's modulus max	Pole Nipple	Gpa	12.0 16.0	12.0 16.0	12.0 16.0	14.0 18.0	14.0 18.0
Bulk density min	Pole Nipple	g/cm3	1.65 1.72	1.65 1.72	1.65 1.72	1.65 1.72	1.65 1.72
Thermal expansion max	Pole Nipple	×10-6/℃	2.4 2.2	2.4 2.2	2.4 2.2	2.2 1.6	2.2 1.6
Ash content max		%	0.3	0.3	0.3	0.3	0.3

item	value
Place of Origin	China
Brand Name	HQ
Type	Electrode Block
Application	Metallurgical Industry
Length	2000mm-2700mm
Resistance (μΩ.m)	4.0-8.8
Apparent Density (g/cm³ )	1.55-1.82
Thermal Expansion	1.1-2.6, 1.1-1.4
Flexural Strength (N/m2)	≥8Mpa
Product Name	UHP Grade Graphite Electrode
Raw Material	Petroleum Coke
Color	Black
Nipple	3TPI/4TPI/4TPIL
Applicattion	Smelting Steel
MOQ	10 Ton
Resistance	4.8 to 5.8 microns
Apparent Density	1.68-1.75
Flexural Strength	10-14mpa
Packing	Wooden Cases

Applications of Graphite Electrode UHP

Graphite electrode uhp can be widely used in electric arc furnace and ladle refining furnace for steelmaking. uhp graphite electrodes can be widely used in the electric smelting furnace for producing the ferroalloy, pure silicon, yellow phosphorus, copper matte, calcium carbide and so on.

Characteristics Of Graphite electrodes:

1. Excellent Thermal Conductivity Graphite boasts exceptional thermal conductivity, far superior to most metals. It can efficiently transfer heat and maintain stable thermal performance even in extreme temperature environments (from ultra-low to high temperatures above 3000℃). This advantage makes it an ideal material for heat dissipation components, high-temperature furnaces, and thermal management systems in electronics, metallurgy, and aerospace industries.

2. High Temperature Resistance With an extremely high melting point (around 3652℃) and boiling point (4827℃), graphite can maintain its structural integrity and mechanical properties without melting or decomposing under high-temperature conditions. It is resistant to thermal shock and can withstand rapid temperature changes, which is crucial for applications in high-temperature smelting, aerospace engine parts, and high-temperature experimental equipment.

3. Good Electrical Conductivity As a good electrical conductor, graphite has low electrical resistivity and excellent current-carrying capacity. It is widely used in the production of electrodes, brushes, conductive plates, and other electrical components.

4. Outstanding Chemical Stability Graphite is chemically inert and not easy to react with most acids, alkalis, and organic solvents.

5. Excellent Lubrication Performance Graphite has a layered crystal structure, and the layers can slide easily, providing excellent self-lubricating performance. It can work stably without additional lubricants, even under high load, high temperature, and high speed. This advantage makes it an ideal lubricating material for mechanical parts, molds, and sliding components, reducing friction and wear and improving equipment operation efficiency.

6. Light Weight and High Strength Compared with traditional metal materials, graphite products are lighter in weight while maintaining high mechanical strength and hardness.

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 0

Product Advantage

* High output,guarantee delivery date

Annual output: 80,000 tons
* Low resistivity
* Good thermal conductivity and electrical conductivity
* Low ash

(UHP:0.3%max; HP:0.2%max; RP:0.5%max)
* Low graphite electrode consumption.
* Good oxidation resistance
* Needle coke content accounts for 80%,

Imported from Japan and South Korea

Application
1. Electric arc steelmaking furnace.

2. Ore-heating furnaces.

3. Resistance furnaces.

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 1

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

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 2

Production Application:

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
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
Produce key industrial materials: Manufacture metallurgical-grade silicon, polysilicon (for solar energy/semiconductors), as well as phosphorus and ferroalloys in submerged arc furnaces
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
Support specialized industries: Assist in high-temperature production of glass/ceramics (reducing energy consumption); also used in laboratory high-temperature experiments and electrochemical analysis

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 3

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 4

China Factory Price Top Quality Steelmaking EAF LF HP Graphite Electrodes 300mm 5

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