Recarburizer

Hebei Karbul Energy Manufacturing Co., Ltd.: Your Professional Recarburizer 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.

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 Recarburizer

High carbon purity:
Recarburizers typically offer high purity levels, ensuring minimal contamination in the final metal products.

Consistent quality:
With standardized carbon content, users can attain consistency in product quality across production batches.

Improved mechanical properties:
Helps in developing specific mechanical properties suitable for varied applications, enhancing product performance.

Cost-effectiveness:
By optimizing carbon additions, businesses can reduce scrap rates and improve overall yield, leading to cost savings.

Ease of use:
These materials can be easily integrated into existing processes, streamlining operations efficiently.

Product Specifications

Spec Pr Product	F.C (%)	Ash (%)	Moisture (%)	V.M (%)	S (%)	N (ppm)	Size (mm)
GPC-1	99min	0.5max	0.5max	0.5max	0.03max	100	Customized
GPC-2	98.5min	0.5max	0.5max	0.5max	0.05max	300	Customized
Packing	25kgs bag or 1000kgs bag

Application of Recarburizer

Steelmaking industry applications

Carbon content adjustment:
Recarburizer is extensively used in the steelmaking industry to adjust the carbon content of steel. By adding recarburizer to the molten steel, the carbon level can be precisely controlled, ensuring the desired properties such as hardness, strength, and wear resistance. Recarburizer is particularly crucial in the production of high-carbon steel, stainless steel, and alloy steel.

Improving electrical conductivity:
Recarburizer is utilized to improve the electrical conductivity of steel, making it suitable for applications in the electrical and electronics industries. By adding recarburizer, the steel gains enhanced electrical conductivity, making it ideal for power transmission cables, electrical equipment, and electronic components.

Foundry and casting applications

Cast iron production:
Recarburizer plays a vital role in the production of cast iron. It is added to molten iron to adjust the carbon content and improve the quality of the cast iron. The addition of recarburizer enhances the fluidity and machinability of the molten metal, resulting in improved castings with better surface finish, thermal conductivity, and mechanical properties.

Ductile iron production:
Recarburizer is essential in the production of ductile iron, also known as nodular cast iron. It is added to the molten iron to promote the formation of graphite nodules, which enhance the ductility, strength, and impact resistance of the final product. Recarburizer ensures the desired carbon content is achieved, enabling the production of high-quality ductile iron components used in automotive, machinery, and construction industries.

Other industrial applications

Carbon additive in carbon electrodes:
Recarburizer is used as a carbon additive in the production of carbon electrodes. Carbon electrodes are widely used in industries such as metal smelting, chemical processes, and electric arc furnaces. The addition of recarburizer aids in achieving the desired electrical conductivity and performance of carbon electrodes.

Brake pads and friction materials:
Recarburizer finds application in the manufacturing of brake pads and other friction materials. The addition of recarburizer improves the friction and wear characteristics of these materials, enhancing their performance and longevity.

Carbon enrichment in soil:
Recarburizer is used in agricultural applications to enrich carbon content in soil. The addition of recarburizer helps improve soil structure, water retention capacity, and nutrient availability, leading to healthier plant growth and increased agricultural productivity.

Packaging

1 ton in Jumbo bag or 25kgs/bag, packaged into 20’container, 18 to 20 tons per 20’FCL

20211108150136e1828dcb16734ec3a903279e30bd4a0c.jpg (691×691)

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

20200803174518bfcecc61a30f4cbe9e8caf9d4a8e7ff8.jpg (3663×1306)

FAQ

Q: How does a recarburizer work?

A: When a recarburizer is added to molten metal, the carbon in the recarburizer diffuses into the molten metal. The high temperature of the molten metal provides the energy for this diffusion process. The carbon atoms then dissolve in the metal matrix, thus increasing the overall carbon content of the alloy.

Q: What are the common types of recarburizers?

A: Common types include graphite recarburizers, which are highly pure and have good absorptivity; coke recarburizers, which are relatively inexpensive but may contain more impurities; and anthracite - based recarburizers. Graphite recarburizers are often preferred in high - quality steel production due to their purity and performance.

Q: What are the characteristics of graphite recarburizers?

A: Graphite recarburizers have high carbon content, usually above 90%. They have good conductivity, which helps in the uniform distribution of carbon in the molten metal. They also have a low sulfur and ash content, reducing the risk of introducing impurities into the metal.

Q: How do coke - based recarburizers differ from graphite recarburizers?

A: Coke - based recarburizers typically have a lower carbon content compared to graphite recarburizers, usually around 80 - 85%. They also tend to have higher impurity levels, such as sulfur and ash. However, they are more cost - effective, so they may be used in applications where a lower level of purity can be tolerated.

Q: What are the important quality indicators for recarburizers?

A: Key quality indicators include carbon content, sulfur content, ash content, and particle size. High carbon content is desired for effective carburizing. Low sulfur and ash content are important to avoid introducing impurities into the molten metal. The particle size affects the dissolution rate in the molten metal, with an appropriate particle size ensuring good mixing and dissolution.

Q: How is the carbon content of a recarburizer measured?

A: The carbon content can be measured using various methods. One common method is combustion analysis. In this method, a sample of the recarburizer is burned in an oxygen - rich environment, and the amount of carbon dioxide produced is measured. Based on the chemical reaction stoichiometry, the carbon content in the sample can be calculated.

Q: What is an acceptable range of sulfur content in a recarburizer?

A: For high - quality steel production, the sulfur content in a recarburizer should be as low as possible, preferably less than 0.05%. High sulfur content can lead to the formation of sulfide inclusions in the steel, which can degrade the mechanical properties of the steel, especially its toughness.

Q: In which metallurgical processes are recarburizers used?

A: Recarburizers are used in various metallurgical processes, such as electric arc furnace (EAF) steelmaking, induction furnace melting, and cupola furnace ironmaking. In EAF steelmaking, recarburizers are added to adjust the carbon content after melting the scrap. In induction furnace melting, they are used to control the carbon level in the molten alloy.

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

carbon raiser, CPC, Calcined petroleum coke