Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong

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Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong Detail:

Description
This product is mainly applied for higher power elecric arc furnace as a conductive material,the high power graphite electrode was produced with high quality raw material and the quality is controlled strictly during production process.Our products won the trust of the users by good quality,reasonable price and attentive service.
We have HP graphite electrodes diameter 100-700mm.

Feature
1.High mechanical strength, low electrical resistance.
2. High-purity, high-density, strong chemical stability.
3.High machining accuracy, good surface finishing.
4.High resistance to oxidation and thermal shock.
5.Anti-oxidation treatment for longevity.
6. Resistant to cracking & spalling.

Quality requirements
1.There should be less than two defects or holes on the electrode surface.
2. There should be no transverse crack on the electrode surface. For the longitudinal crack, the length should be less than 5% of the electrode circumference and the width should be 0.3 to 1.0 mm.
3. The width of black area on electrode surface should be less than 1/10 of the electrode circumference and the length should be less than 1/3 of the electrode.

Specification
The physical and chemical indexes of high-power graphite electrodes and nipples refer to YB/T 4089-2015

Project

Nominal diameter /mm

200~400

450~500

550~700

Resistivity /μΩ·m       

Electrode

7.0

7.5

7.5

Nipple

6.3

6.3

6.3

Flexural Strength /MPa      

Electrode

10.5

10.0

8.5

Nipple

17.0

17.0

17.0

Elastic Modulus /GPa       

Electrode

14.0

14.0

14.0

Nipple

16.0

16.0

16.0

Bulk Density /(g/cm3)       

Electrode

1.60

1.60

1.60

Nipple

1.72

1.72

1.72

Thermal expansion coefficient

/(10-6/)                 

room temperature~600℃)

Electrode

2.4

2.4

2.4

Nipple

2.2

2.2

2.2

Ash /%                   ≤

0.5

0.5

0.5

Note: Ash is divided into reference index.


Product detail pictures:

Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong detail pictures

Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong detail pictures

Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong detail pictures

Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong detail pictures


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With sophisticated technologies and facilities, strict top quality handle, reasonable value, exceptional support and close co-operation with clients, we are devoted to furnishing the ideal worth for our clients for Good quality Needle Coke Graphite Electrode - HP Graphite electrode – Yidong, The product will supply to all over the world, such as: Albania, Lisbon, Kuwait, As an experienced factory we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of the company is to live a satisfactory memory to all the customers,and establish a long term win-win business relationship. For more information,please contact us. And it's our great pleasure if you like to have a personally meeting in our office.
  • The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Henry from Melbourne - 2018.09.23 18:44
    The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.
    5 Stars By Jonathan from Yemen - 2018.09.23 18:44

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