UHP GRAPHITE ELECTRODE

Hebei Karbul Energy Manufacturing Co., Ltd.: Your Professional UHP Graphite Electrode Manufacturer!

Located in Cheng'an county, Handan city, Hebei province, only10 kilometers away from Handan airport, Hebei Karbul Energy Manufacturing Co., Ltd. is a wholly-owned subsidiary of "Handan Fangyuan Carbon Co., Ltd.", we are specialized in the production and sales of graphite electrodes. The company's main products are RP graphite electrode, HP graphite electrode, SHP graphite electrode, UHP graphite electrode, recarburizer, etc.

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Why choose us?

Sales market

Our products to countries and regions like Russia, Europe, Asia and South America, winning a good reputation both in domestic market and overseas for its good quality and competitive price.

Equipment and scale

Our factory covers an area of about 160000 square meters, has more than 500 employees. It has two production lines of 3500 tons extrusion molding machine and vibration molding machine, 6000 tons graphitization furnace, with annual output of various graphite products 30000 tons.

Professional team

Is specialized in the production and sales of graphite electrodes. With professional technicians and excellent after-sale service, we have been exporting.

Benefits of UHP Graphite Electrode

High electrical conductivity:

UHP graphite electrodes exhibit excellent electrical conductivity, allowing for efficient transfer of electrical energy to the electric arc furnace. This property is crucial for maintaining the required temperature and facilitating the melting of raw materials in the steelmaking process.

Thermal resistance:

UHP graphite electrodes are designed to withstand extreme temperatures and thermal shocks during the steelmaking process. Their high thermal resistance ensures that they can endure the intense heat generated in the electric arc furnace without compromising their structural integrity.

Mechanical strength:

These electrodes possess exceptional mechanical strength, enabling them to withstand the mechanical and thermal stresses encountered during the steelmaking process. Their robust structure and resistance to breakage make them highly reliable for prolonged use in demanding industrial environments.

Low consumption rate:

UHP graphite electrodes are known for their low consumption rate, which translates to longer service life and reduced downtime for electrode replacement. This characteristic contributes to cost savings and improved operational efficiency for steel producers.

Product Properties

Properties	Position	Unit	UHP		HP	RP
Properties	Position	Unit	300-600mm	650-800mm	300-800mm	300-800mm
Specific Resistance	Body	μΩm	4.8-5.8	4.6-5.8	5.8-6.6	7.8-8.8
Specific Resistance	Nipple	μΩm	3.8-4.5	3.8-4.5	4.2-5.0	5.0-6.5
Bending Strengh	Body	Mpa	10.0-14.0	10.0-14.0	10.0-13.0	7.0-12.0
Bending Strengh	Nipple	Mpa	20.0-26.0	20.0-26.0	18.0-22.0	15.0-20.0
Young's Modulus	Body	Gpa	9.0-13.0	10.0-14.0	8.0-12.0	7.0-9.3
Young's Modulus	Nipple	Gpa	15.0-18.0	15.0-18.0	14.0-16.0	12.0-14.0
Bulk Density	Body	g/cm3	1.68-1.74	1.70-1.74	1.62-1.66	1.53-1.56
Bulk Density	Nipple	g/cm3	1.77-1.82	1.78-1.84	1.74-1.80	1.70-1.74
CTE(100-600°C)	Body	×10 -6/ﾟC	1.1-1.4	1.1-1.4	1.6-1.9	2.2-2.6
CTE(100-600°C)	Nipple	×10 -6/ﾟC	0.9-1.2	0.9-1.2	1.1-1.4	2.0-2.5
Ash Content		%	0.3	0.3	0.3	0.5

Application of UHP Graphite Electrode

For electric arc furnace
Electric furnace steelmaking is the main purpose of High Power Graphite Electrodes. At present, the output of electric furnace steel accounts for about 18% of the output of crude steel, and graphite electrodes for steelmaking account for 70% to 80% of the total consumption of graphite electrodes. A High Power Graphite Electrode is used to introduce electric current into the furnace, and is used for smelting through a high-temperature heat source generated by the arc between the electrode end and the electric charge.

Used in mine electric furnace
The ore thermoelectric furnace is mainly used to produce industrial silicon, yellow phosphorus, etc. Its characteristic is that the lower part of the conductive electrode is buried in the charge to form an arc in the charge layer, and the resistance generated by the thermal charge itself is used to heat the charge. For example, about 100 kg of graphite electrodes are needed to produce 1 ton of silicon, and about 40 kg of graphite electrodes are needed to produce 1 ton of yellow phosphorus.

For resistance furnace
Graphitization furnaces for the production of graphite products, furnaces for melting glass and electric furnaces for the production of silicon carbide are all resistance furnaces. The material in the furnace is both a heating resistor and a heated object. Graphite electrodes generally used for conducting electricity are buried in the furnace wall at the end of the resistance furnace, and the graphite electrodes used here are for discontinuous consumption. Ladle furnace graphite electrodes are reasonably priced, welcome to consult.

Used to prepare special graphite products
High Power Graphite Electrode blanks are also used to process special graphite products such as various crucibles, molds, containers and heating bodies. For example, in the quartz glass industry, 10t graphite electrode blanks are required for every 1t molten tube. It takes 100 kilograms of graphite electrode blanks to produce 1 ton of quartz bricks.

Package Dimension and Weight

*Diameter Length**		Numbers of Electrodes per Package	Electrodes		Nipples pre-connection
*Diameter Length**		Numbers of Electrodes per Package	Overall Dimensions	Approx. Weight	Overall Dimensions	Approx. Weight
mm	inch	pcs	mm	kg	mm	kg
200x1800	8x72	9	1900×1070×470	908	2100×1070×470	930

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Payment Methods

●T/T: 30% down payment, and 70% against B/L copy.

●L/C: Sight or usance acceptable

●Deferred payment: Only applicable to regular customers

Certifications

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FAQ

Q: What does UHP stand for in UHP graphite electrode?

A: UHP stands for Ultra - High Power. It indicates that these graphite electrodes are designed to withstand and operate efficiently under extremely high - power electrical discharge conditions in applications such as electric arc furnaces.

Q: What are the main raw materials used in making UHP graphite electrodes?

A: The main raw materials are petroleum coke and coal - tar pitch. Petroleum coke provides the carbonaceous structure, and coal - tar pitch is used as a binder to hold the coke particles together during the manufacturing process.

Q: How is the density of UHP graphite electrodes related to their performance?

A: Higher density generally indicates better performance. A high - density UHP graphite electrode has a more compact structure, which results in better electrical and thermal conductivity. It also has increased mechanical strength, reducing the risk of breakage during use.

Q: How important is the graphitization step in the manufacturing of UHP graphite electrodes?

A: The graphitization step is crucial. It transforms the carbonaceous structure into graphite, which significantly improves the electrical and thermal conductivity of the electrode. Graphitization also enhances the mechanical properties, making the electrode more suitable for high - power applications.

Q: In which industries are UHP graphite electrodes mainly used?

A: UHP graphite electrodes are mainly used in the steel industry. In electric arc furnaces, they are used to melt scrap steel and other raw materials to produce steel. They are also used in some non - ferrous metal smelting processes, such as in the production of ferroalloys.

Q: Can UHP graphite electrodes be used in other high - temperature applications besides steel - making?

A: Yes, they can be used in other high - temperature applications. For example, in some chemical and metallurgical processes where a high - temperature heat source is required and electrical conductivity is also necessary. However, the steel - making industry is the most significant consumer of UHP graphite electrodes.

We're well-known as one of the leading uhp graphite electrode manufacturers and suppliers in China for our quality products and good service. Please feel free to buy uhp graphite electrode at competitive price from our factory.

RP 350mm Graphite Electrode, 500mm Graphite Electrode For Arc Furnaces, 450mm Graphite Electrodes