UHP Graphite Electrode Diameter 250mm For Steel And Ore Smelting

UHP Graphite Electrode Diameter 250mm For Steel And Ore Smelting

Products Description UHP graphite electrodes with a diameter of 250mm are commonly used in the smelting process of steel production and are an indispensable component in electric arc furnaces (EAF). They are widely applied in the metallurgical industry for the smelting of steel and precious...
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Products Description

UHP graphite electrodes with a diameter of 250mm are commonly used in the smelting process of steel production and are an indispensable component in electric arc furnaces (EAF). They are widely applied in the metallurgical industry for the smelting of steel and precious ores.

These graphite electrodes are shaped by blending high-quality petroleum coke and needle coke. During the metallurgical process, UHP graphite electrodes act as conductors, generating arcs at high temperatures between raw materials such as iron ore and scrap metal. This arc creates the necessary heat to melt the raw materials and facilitates the chemical reactions required for steel manufacturing.

Due to their excellent thermal conductivity, high mechanical strength, and low electrical resistivity, UHP graphite electrodes are highly favored in casting and metallurgy fields. With a diameter of 250mm, they play a crucial role as key components in both casting and metallurgical industries. They provide reliable and efficient conduction within electric arc furnaces while producing necessary heating effects to enhance metallurgical processes, contributing to the production of high-quality steel.

Physical & chemical properties of UHP graphite electrode and nipples

HS CODE:8545110000 

Item

Unit

Diameter 250(251-256)mm

UHP Graphite Electrode

Nipple

Guaranteed

Typical

Guaranteed

Typical

Resistivity ≤

UΩ*m

6.3

5.0-6.0

5.3

3.8-4.5

Flexural strength≥

MPA

10.5

11.0-13.0

20

20-25

Young’smodulus≤

GPA

14

8-12

20

12-16

Bulk density≥

G/CM3

1.66

1.68-1.73

1.75

1.76-1.82

CTE(100 ℃-600℃) ≤

10-6/℃

1.5

1.3-1.5

1.4

1.0-1.3

ASH ≤

%

0.5

0.2-0.4

0.5

0.2-0.4

Note:We can provide lengths of 1600/1800/1900mm for UHP250 graphite electrodes. Of course, we can also customize the length according to customer requirements.

Recommended current load of electrode

 

Grade

 

Inch

 

Nominal Dia

Allowable current

Current density

AC

DC

AC

DC

 

 

 

 

UHP Graphite Electrode

10

250

10000-13000

-

14-18

-

12

300

13500-20000

-

14-18

-

14

350

20000-32000

-

20-32

-

16

400

25000-41000

-

20-32

-

18

450

32000-49000

-

20-30

-

20

500

40000-60000

-

20-30

-

22

550

45000-68000

49000-78000

18-28

20-32

24

600

52000-81000

58000-93000

18-28

20-32

26

650

60000-85000

64000-100000

18-28

20-32

28

700

71000-100000

79000-120000

18-27

20-30

30

750

82000-123000

91000-135000

18-27

20-30

 

Recommended current load of electrode

Recommended Tighening Torque

Electorde Dia

Torque

250

800

300

900

350

1300

400

1550

450

1850

500

2400

550

2750

600

3800

650

4300

700

5200

750

6800

Product Picture

Applications of UHP graphite electrodes diameter 250mm

Steelmaking: Grade Ultra High Power graphite electrodes are used to melt steel in electric arc furnaces, which are used in the production of steel.

Ladle refining: Graphite electrodes are used in ladle refining furnaces to remove impurities from the molten steel.

Submerged arc furnaces: These furnaces use graphite electrodes to melt metals, including ferroalloys, silicon, and calcium carbide.

Mineral processing: Graphite electrodes can be used in the production of minerals such as ferrosilicon, calcium carbide, and phosphorus.

Non-ferrous metal smelting: Graphite electrodes are used in the smelting of non-ferrous metals such as aluminum and copper.

1

Packing and shipping

UHP250 packaging is generally 7 pieces per pallet, but it can also be customized according to customer requirements.

2

Our factory

FAQ

1. Are you a Manufacturer or Trader?

We are manufacturer,we have our own factory.

2. What about the lead time for mass product?

The lead time is based on the quantity, about 15-20days.For graphite product,apply Dual-use items license need about 15-20 working days.

3. What is your terms of delivery?

We accept FOB,CFR,CIF,EXW,DAP,DDP,etc.You can choose the most convenient way for you.Besides that,we can also shipping by Air and Express.

4. Product packaging?

We are packed in wooden cases,or according to your requirements.

 

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