High Carbon Graphite EleDiameter 500mm UHP Graphite Electrode For Refining Furnace
Description:
Graphite electrode uhp 500 for refining furnace Graphite electrode uhp is mainly from the domestic petroleum coke and imported needle coke, graphite electrodes are widely used in electric arc furnace, ladle furnace, submerged arc electric furnace for the production of alloy steel, metal and nonmetallic materials. uhp graphite electrodes with current densities greater than 25 A / cm2 are acceptable. uhp graphite electrodes are mainly used in ultra-high power steelmaking
Graphite electrode uhp 500 for refining furnace
Graphite electrode uhp is mainly from the domestic petroleum coke and imported needle coke, graphite electrodes are widely used in electric arc furnace, ladle furnace, submerged arc electric furnace for the production of alloy steel, metal and nonmetallic materials. uhp graphite electrodes with current densities greater than 25 A / cm2 are acceptable. uhp graphite electrodes are mainly used in ultra-high power steelmaking electric arc furnace.
UHP graphite electrodes are made of petroleum coke, needle coke as raw material, coal pitch as binder, after calcination, ingredients, kneading, pressing, roasting, graphitization, machining and released in the electric arc furnace steelmaking in the form of an arc Electric energy as a conductor to heat the melting furnace.
Properties of Graphite Electrode UHP
.Ultra high power,
.Graphite electrode,
.Good quality,
.Competitive price.
Advantages of Graphite Electrode UHP
.The surface can be used for the long life of anti oxidation treatment,
.High temperature resistance, corrosion resistance, strong acid resistance,
.Excellent resistance to thermal shock and conduction,
.Good wear resistance, good lubricity and long service life.
Technical Characteristics of the Graphite Electrode UHP
| Name |
Unit |
diameter of electrode 300mm-600mm |
| standard |
Actual measurement |
| Electrode |
Nipple |
Electrode |
Nipple |
| Specific electrical resistivity |
μOhm • m |
6.2-6.5 |
5.5 |
5.0-6.5 |
4.5 |
| Limit of mechanical resistance to bending |
MPa |
10.5 |
16 |
14-16 |
18-20 |
| Elastic modulus |
GPa |
14 |
18 |
12 |
14 |
| Ash content, not more than |
% |
0.5 |
0.5 |
0.5 |
0.5 |
| Bulk density, not less than |
g / cm3 |
1.64-1.65 |
1.70-1.72 |
1.72-1.75 |
1.78 |
| Thermal coefficient of linear expansion (100-600 ° C) |
× 10-6 / ℃ |
1.5 |
1.4 |
1.3 |
1.2 |
The Length & Diameter & Permissible Deviation of the Graphite Electrode UHP
| Diameter |
Length |
| Nominal diameter |
Actual diameter |
Nominal length |
tolerance |
| Millimeters (mm) |
Inch (inch) |
Max. (Max.) |
Min (min) |
mm |
Length |
the maximum |
|
| 300 |
12 |
307 |
302 |
1600
1800 |
± 100 |
-100 |
-275 |
| 350 |
14 |
357 |
352 |
| 400 |
16 |
409 |
403 |
| 450 |
18 |
460 |
454 |
| 500 |
20 |
511 |
505 |
1600/1800/2000/2200 |
± 100 |
-100 |
-275 |
| 550 |
22 |
556 |
553 |
| 600 |
24 |
613 |
607 |
Graphite Electrode UHP Current Capacity
| Nominal diameter |
Current throughput (A) |
The current density (A / cm2) |
| Millimeters (mm) |
Inch (inch) |
| 250 |
10 |
9200-15100 |
21-30 |
| 300 |
12 |
13000-22000 |
20-30 |
| 350 |
14 |
20000-30000 |
20-30 |
| 400 |
16 |
25000-40000 |
19-30 |
| 450 |
18 |
32000-45000 |
19-27 |
| 500 |
20 |
38000-55000 |
18-27 |
| 550 |
|
48000-60000 |
18-24 |
| 600 |
24 |
52000-72000 |
18-24 |
| 700 |
27th |
62000-95000 |
18-24
|
Applications of Graphite Electrode UHP
Graphite electrode uhp can be widely used in electric arc furnace and ladle refining furnace for steelmaking. uhp graphite electrodes can be widely used in the electric smelting furnace for producing the ferroalloy, pure silicon, yellow phosphorus, copper matte, calcium carbide and so on.
Characteristics Of Graphite electrodes: Our graphite electrodes are with low electric resistance, high density, high anti-oxidation capability, precise machining accuracy, especially with low sulphur and low ash will not give steel second time
Product Advantage
* High output,guarantee delivery date
Annual output: 80,000 tons
* Low resistivity
* Good thermal conductivity and electrical conductivity
* Low ash
(UHP:0.3%max; HP:0.2%max; RP:0.5%max)
* Low graphite electrode consumption.
* Good oxidation resistance
* Needle coke content accounts for 80%,
Imported from Japan and South Korea
Application
1. Electric arc steelmaking furnace.
2. Ore-heating furnaces.
3. Resistance furnaces.
Quality Assurance & Control
· National Certified Laboratory
· Key testing instruments, including: specific resistor, bulk density meter, elasticmodulus meter, bending strength inspector, ash analysis meter, CTE analysis meter, etc.
· On-time instrument calibration
· On-site properties testing, including:
L-CTE,C-CTE
Specific resistance, bulk density,
Bending strength, ash content, elastic modulus
Production Application:
- Core application in Electric Arc Furnace (EAF) steelmaking (accounting for over 70% of global consumption): Conduct electricity to generate high-temperature electric arcs for melting scrap steel, producing construction steel, automotive steel and specialty steel
- Facilitate non-ferrous metal smelting: Smelt metals such as copper, nickel and lead; also used in vacuum remelting of refractory metals like titanium to achieve purification and uniform composition
- Produce key industrial materials: Manufacture metallurgical-grade silicon, polysilicon (for solar energy/semiconductors), as well as phosphorus and ferroalloys in submerged arc furnaces
- Serve the electrochemical industry: Act as anodes in electrolytic refining of metals like copper and gold for purification, or as current collectors in fuel cells to ensure stable electricity transmission
- Support specialized industries: Assist in high-temperature production of glass/ceramics (reducing energy consumption); also used in laboratory high-temperature experiments and electrochemical analysis
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High Carbon Graphite EleDiameter 500mm UHP Graphite Electrode For Refining Furnace Images
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