Premium Graphite Electrodes Process

Premium Graphite Electrodes Process

Graphite electrodes serve to transfer the electrical energy from the power supply to the steel melt in the EAF bath. They are typically made using premium petroleum needle coke, coal tar pitch, and some additives.
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Description
introduction

 

The raw materials for producing graphite electrodes are petroleum coke, needle coke, and coal tar pitch.

 

Petroleum coke can be divided into three types according to the sulfur content: high-sulfur coke (sulfur content above 1.5%), medium-sulfur coke (sulfur content 0.5%-1.5%), and low-sulfur coke (sulfur content below 0.5%). Low-sulfur coke is generally used in the production of graphite electrodes and other artificial graphite products.

 

Parameters

 

The Graphite Electrode produced by ZhenAn is considered to be of high quality in the Chinese and international markets.

 

RP (regular power) graphite electrode
thing unit diameter
Φ75 - Φ3.00 Φ350-Φ450 Φ450-Φ500
Resistivity≤ micro ohms 4.5-8.0 4.5-8.0 4.5-8.0
Bending strength≥ MPa 8.0-18.0 8.0-18.0 8.0-18.0
Elastic modulus≤ grade point average 8.5-12.0 8.5-12.0 8.5-12.0
Bulk density ≥ g/ cm3 1.60-1.80 1.60-1.80 1.60-1.80
Thermal expansion coefficient (100-600 ℃ ) ≤ x10 -6 / ℃ 2.2-2.8 2.2-2.8 2.2-2.8
Ash content ≤ % 0.3 0.3 0.3
HP (high power) graphite electrode
thing unit diameter
Φ100 - Φ400 Φ450-Φ500 Φ550-Φ600
Resistivity≤ micro ohms 3.8-6.2 3.8-6.2 3.8-6.2
Bending strength≥ MPa 11.0-20.0 11.0-20.0 11.0-20.0
Elastic modulus≤ grade point average 8.0-13.0 8.0-13.0 8.0-13.0
Bulk density ≥ g/ cm3 1.65-1.85 1.65-1.85 1.65-1.85
Thermal expansion coefficient (100-600 ℃ ) ≤ x10 -6 / ℃ 1.5-2.0 1.5-2.0 1.5-2.0
Ash content ≤ % 0.3 0.3 0.3
UHP (ultra high power) graphite electrode
thing unit diameter
Φ300 - Φ400 Φ450-Φ500 Φ550-Φ700
Resistivity≤ micro ohms 3.0-5.5 3.0-5.5 3.0-5.5
Bending strength≥ MPa 12.0-25.0 12.0-25.0 12.0-25.0
Elastic modulus≤ grade point average 16.0 16.0 16.0
Bulk density ≥ g/ cm3 1.70-1.90 1.70-1.90 1.70-1.90
Thermal expansion coefficient (100-600 ℃ ) ≤ x10 -6 / ℃ 0.8-1.4 0.8-1.4 0.8-1.4
Ash content ≤ % 0.2 0.2 0.2

 

REMARK: the above data is just on the standard of YB/T, the actual product is very different from the above. For the actual, be free to contact us, please.

 

Payment term: T/T OR L/C


Delivery time: Within 7 days after receiving prepayment


Service: We can supply you with free samples, a booklet, a laboratory test report, an Industry Report, etc.
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application

 

The blanks of graphite electrodes are also used to be processed into various special-shaped graphite products such as crucibles, molds, boats, and heating elements.

 

contact us

 

ZHENAN INTERNATIOANL CO., LTD

 

Mobile: +86-16638297595 (WhatsApp)

 

Fax: +86-372-5055180

 

Email: hester@zaferroalloy.com

 

Website: www.zaferroalloy.cn

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