Electric Arc Furnace Electrodes
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Electric Arc Furnace Electrodes

The electric arc furnace electrodes are made of petroleum coke, needle coke, coal pitch, and other high-quality materials, which are precisely processed by professional CNC through calcining, batching, kneading, molding, baking, pressure impregnation, graphitization, and other processes.
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Product Introduction
Electric Arc Furnace Electrodes Description

 

Electric arc furnace electrodes refer to the conductor material which is heated and melted by the electric arc furnace in the form of releasing electric energy to the charge, which is mainly made of petroleum coke and needle coke as raw materials and coal pitch as the binding agent, through calcination, batching, mixing and kneading, pressing, roasting, graphitization and the final CNC processing. According to its quality index, it can be divided into regular power graphite electrodes, high power graphite electrodes, and ultra-high power graphite electrodes.

 

Electric Arc Furnace Electrodes supplier

 

The Specification of Electric Arc Furnace Electrodes

 

Name

Unit

Nominal Diameter

UHP Graphite electrodes

HP Graphite electrodes 

RP Graphite electrodes 

≤Φ400

≥Φ450

≤Φ400

≥Φ450

≤Φ300

≥Φ350

Resistivity

Electrode

ΜΩ · m

≤5.5

≤6.5

≤8.5

Nipple

≤4.5

≤5.5

≤6.5

Flexural Strength

Electrode

MPa

≥11.0

≥10.5

≥9.8

≥8.5

≥7.0

Nipple

≥20.0

≥16.0

≥15.0

Elastic Modulus

Electrode

GPa

≤14.0

≤12.0

≤9.3

Nipple

≤18.0

≤16.0

≤14.0

Density

Electrode

g / cm3

≥1.66

≥1.67

≥1.62

1.6

≥1.53

≥1.52

Nipple

≥1.75

≥1.73

≥1.69

Coefficient Of Thermal Expansion

Electrode

10-6 / ºC

≤1.5

≤2.4

≤2.9

Nipple

≤1.4

≤2.2

≤2.8

ASH

%

≤0.3

≤0.3

≤0.5

 

 

 

How To Avoid Graphite Electrode Breakage And Debonding During Steelmaking?

 

The following measures during steelmaking can effectively avoid electric arc furnace electrode breakage and debonding situations:
(1) The phase sequence of the electric arc furnace electrode is correct, in the counterclockwise direction.
(2) Distribute the scrap evenly in the steel furnace, and place the large scrap at the bottom of the furnace as far as possible.
(3) Avoid the presence of non-conductive materials in the scrap.
(4) Electrode column and furnace roof hole centering, and electric arc furnace electrodes column-parallel, furnace roof hole wall should be cleaned frequently to avoid residual steel slag accumulation and forced to break the electrode.
(5) Keep the tilting system of the furnace in good condition to keep the furnace tilting smoothly.
(6) Avoid clamping the electrode gripper on the electric arc furnace electrode connection and electrode connector hole.
(7) Select joints with high strength and machining precision.
(8) Appropriate torque should be applied when connecting electric arc furnace electrodes.
(9) Prevent mechanical damage to electrode hole threads and connector threads before and during electrode connection. (10) Prevent steel slag or foreign matter from being embedded in the electrode holes and joints to affect the screwing.

 

electric arc furnace electrode supplier electric arc furnace electrode in stock

 

Electric Arc Furnace Electrodes Video

 

 

FAQ

 

Q: What is your lead time?

A: It usually takes about 15- 20 days after receiving the PO.

Q: Can we visit your company?

A: Yes, for sure, you are welcome to visit ZhenAn company and our products.

Also, we can talk more about the technical details if you need to.

Q: Why choose us?

A: We have been in this line for more than 30 years, we can not only provide you with high-quality products at competitive prices, but also we can supply good technique service ,which can help you solve problems.

Q : What standards do you have?

A : Our products meet the standards, such as ASTM, ASME, AMS, DIN, JIS etc. The third party testing is all available for us.

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