HP 350mm Graphite Electrode

HP 350mm Graphite Electrode

Grade:High Power
Applicable furnace: EAF
Length: 1800mm/2100mm/2400mm
Nipple:3TPI/4TPI
Shipping Term: EXW/FOB/CIF
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Description
Technical Parameters

HP graphite electrode is mainly made of petroleum coke and needle coke, It is capable of carrying the current density 18-25A/cm2. Generally it is designed for high power electric arc furnace steel-making. Compared to RP grade electrode, it features higher density and lower electric resistance, which is helpful for steel making in electric arc furnaces and especially contributes to lower consumption and better productivity. 

UHP350 graphite electrode 

About the package

Electrodes are packed in wooden pallets and strapped with steel strips. All packages will be loaded into containers and fastened by reinforcing rope, ensuring the safety of goods during sea or rail transportation. Eventually, there is almost no damage when our clients pick up the goods at the destination, gaining their satisfaction and trust.

 

About the quantity in one 20 inch container

For diameter 350mm graphite electrodes, usually three pieces are packaged together with a total 25 packages in one standard 20 inch container. The approximate total gross weight is 23000 kgs.

 

About the cunsumption rate

Generally speaking, the consumption rate depends on many factors, such as the steelmaking process, furnace parameters, whether scrap is preheated or not, and even human operation in practice. Anyway,in an EAF, the rate is about 1.2 kg for each ton of steel, and lower in the refining ladle, maybe around only 0.8 kg.

 

Typical Properties

Properties Position Unit HP 300-800mm
Specific Resistance Body μΩm 5.8-6.6
Nipple 4.2-5.0    
Bending Strengh Body Mpa 10.0-13.0
Nipple 18.0-22.0    
Young's Modulus Body Gpa 8.0-12.0
Nipple 14.0-16.0    
Bulk Density Body g/cm3 1.62-1.66
Nipple 1.74-1.80    
CTE(100-600°C) Body ×10 -6/゚C 1.6-1.9
Nipple 1.1-1.4    
Ash Content % 0.3  

Dimension & Tolerance

Tolerance on diameter(mm) Tolerance on length (mm)        
DN Max. Min. Standard Max. Min.
300 307 302 1800 1900 1700
2100 2225 1975      
350 357 352 1800 1900 1700
2100 2225 1975      
2400 2525 2275      
400 409 403 1800 1900 1700
2100 2225 1975      
2400 2525 2275      

  UHP graphite electrode 

 

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