UHP 500mm Is Used in Brown Fused Alumina And Steel Melting

UHP 500mm Is Used in Brown Fused Alumina And Steel Melting

Products Description UHP 500mm is used in brown fused alumina and steel melting Brown fused alumina (BFA) is an abrasive material made from roasted bauxite. Due to its high hardness and toughness, it is widely used in various fields such as grinding, polishing and surface treatment. In the...
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Products Description

UHP 500mm is used in brown fused alumina and steel melting

Brown fused alumina (BFA) is an abrasive material made from roasted bauxite. Due to its high hardness and toughness, it is widely used in various fields such as grinding, polishing and surface treatment. In the production process of brown fused alumina, UHP 500mm graphite electrodes can be used for raw material smelting in electric arc furnaces.

In the steel industry, UHP 500mm graphite electrodes are key components for molten steel smelting. These large diameter electrodes are able to efficiently conduct electrical current, generating the heating necessary to melt raw materials such as scrap metal and fine iron.

UHP 500mm graphite electrodes are used in brown fused alumina metallurgy and steel production. In brown fused alumina smelting, they are used to provide the electrical current required for the refining process, and in steel production they serve as key elements for melting and refining raw materials in electric arc furnaces.

Physical & chemical properties of UHP graphite electrode and nipples

HS CODE:8545110000

Item

Unit

Diameter 500505-511mm

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’s modulus≤

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 1800/1900/2000/2100/2400mm for UHP500 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

 

 

Application of UHP500mm used in brown fused alumina and steel melting

 

Brown fused alumina smelting: In the production of brown fused alumina, UHP 500mm graphite electrodes are used in electric arc furnaces (EAFs). These electrodes serve as conductors and generate an arc between the electrode and the raw materials, which typically include calcined bauxite and other additives. The high temperature generated by the arc melts the raw materials, resulting in the fusion of bauxite and the formation of brown fused alumina.

Steelmaking: UHP 500mm graphite electrodes are widely used in electric arc furnaces for steel production. During the steelmaking process, UHP 500mm electrodes are placed inside EAFs to melt scrap metal and other raw materials. The UHP 500mm graphite electrode is highly suitable for steelmaking as it can effectively conduct high currents required for this process.

UHP 500mm graphite electrodes are chosen due to their excellent conductivity, thermal stability, and mechanical strength. They can withstand harsh conditions of high-temperature smelting and play a crucial role in efficiently melting and refining materials during brown fused alumina and steel production processes.

1

Packing and shipping

UHP500 packaging is generally 2 pieces per pallet, but it can also be customized according to customer requirements.

2

3

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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