Fixed Competitive Price Rp Graphite Electrodes - 600mm high power graphite electrode – Hexi

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Fixed Competitive Price Rp Graphite Electrodes - 600mm high power graphite electrode – Hexi Detail:

Grade:High Power
Applicable furnace: EAF
Length: 2100mm/2400mm/2700mm
Nipple:3TPI/4TPI
Payment: T/T, L/C
Shipping Term: EXW/FOB/CIF
MOQ:10TON

Typical Properties of Graphite Electrode

 

 

 

 

 

Properties

Position

Unit

UHP 

HP 

 

300-600mm

650-800mm

300-800mm

 

 

 

Specific Resistance

Body

μΩm

4.8-5.8

4.6-5.8

5.8-6.6

Nipple

3.8-4.5

3.8-4.5

4.2-5.0

 

 

Bending Strength

Body

Mpa

10.0-14.0

10.0-14.0

10.0-13.0

Nipple

20.0-26.0

20.0-26.0

18.0-22.0

 

 

Young’s Modulus

Body

Gpa

9.0-13.0

10.0-14.0

8.0-12.0

Nipple

15.0-18.0

15.0-18.0

14.0-16.0

 

 

Bulk Density

Body

g/cm3

1.68-1.74

1.70-1.74

1.62-1.66

Nipple

1.77-1.82

1.78-1.84

1.74-1.80

 

 

CTE(100-600°C)

Body

×10 -6/゚C

1.1-1.4

1.1-1.4

1.6-1.9

Nipple

0.9-1.2

0.9-1.2

1.1-1.4

 

 

Ash Content

%

0.3

0.3

0.3

 

Compared with copper, graphite has advantages such as less consumption, faster discharge rate, lighter weight and smaller thermal expansion coefficient, so it gradually replaces copper electrode to become the mainstream of discharge processing materials. According to the capacity of the electric furnace, graphite electrodes of different diameters are used. For continuous use of the electrodes, the electrodes are connected by the threaded joint of the electrodes. The graphite electrodes used in steel making account for about 70-80% of the total consumption of the graphite electrodes. 

Graphite electrode consumption and breakage is common in practice. What causes these? Here is the analysis for reference.

Factors

Body Breakage

Nipple Breakage

Loosening

Spalling

Electtode Loss

Oxidation

Electorde   Consumption

Non-conductors   in charge

 

 

 

 

 

Heavy scrap in   charge

 

 

 

 

 

Transformer   overcapacity

 

Three phase   imbalance

 

 

Phase Rotation

 

 

 

 

 

Excessive   Vibration

 

 

 

 

  Clamper Pressure 

 

 

 

 

 

Roof electrode socket not align with electrode

 

 

 

 

 

Cooling water sprayed on electrodes above roof

 

 

 

 

 

 

Scrap   preheating

 

 

 

 

 

 

Secondary   voltage too high

 

 

Secondary   current too high

 

Power too   low 

 

 

Oil   consumption too high

 

 

 

 

Oxygen   Consumption too high

 

 

 

 

long time   heating

 

 

 

 

 

 

Electrode   dipping

 

 

 

 

 

Dirty   connection part

 

 

 

 

 

Poor maintenance for lift plugs and tightening tools

 

 

 

 

 

Insufficient   connection

 

 

 

 

 

◆ Stands for being good factors

△ Stands for being bad factors

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Fixed Competitive Price Rp Graphite Electrodes - 600mm high power graphite electrode  – Hexi detail pictures


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Our advancement depends over the highly developed devices, excellent talents and continually strengthened technology forces for Fixed Competitive Price Rp Graphite Electrodes - 600mm high power graphite electrode – Hexi, The product will supply to all over the world, such as: Chicago, Cambodia, Mexico, Now the competition in this field is very fierce; but we will still offer best quality, reasonable price and most considerate service in an endeavor to achieve win-win goal. "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?
  • The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
    5 Stars By EliecerJimenez from Rwanda - 2017.08.16 13:39
    In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
    5 Stars By Frank from Turkey - 2018.09.23 18:44

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