Audited Supplier
China Manufacturer High Carbon UHP/High Power/RP Graphite Electrode 100 200 300 400 500 600 700mm
Using coal pitch as binder, the graphite electrode which is mainly made of petroleum coke and needle coke is being made through the process of calcination, compounding, kneading, pressing, baking,impregnation, graphitization and machining. It is a conductor that release electrical energy to heat and melt the charge in the form of an electric arc in an electric arc furnace, and has the characteristics of low electrical resistivity, good electrical conductivity, low ash content, uniform structure, good oxidation resistance and high mechanical strength.
Materials: Needle coke,CPC,Coal Pitch;
Process: Petroleum coke calcined,Crush,Forming,Baking,Graphited,Machining;
Grades: RP/HP/SHP/UHP;
Application: Used in EAF/LF to make steel.
Features:
Low resistivity
Good conductivity
Low ash
Compact and uniform structure
Good oxidation resistance
Mechanical strength
Item | Unit | Graphite Electrode | ||||
| RP | HP | UHP | ||||
| φ300-φ800mm | φ300-φ800mm | φ300-φ500mm | φ550-φ800mm | |||
| Typical Value | Typical Value | Typical Value | Typical Value | |||
Resistivity | Electrode | μΩm | 7.0-10.0 | 5.8-6.6 | 4.5-5.8 | 4.6-5.8 |
| Nipple | 4.0-4.5 | 3.5-4.0 | 3.5-4.0 | 3.5-4.0 | ||
Modulus of Rupture | Electrode | Mpa | 8.0-10.0 | 10.0-13.0 | 10.0-14.0 | 10.0-14.0 |
| Nipple | 19.0-22.0 | 20.0-23.0 | 20.0-24.0 | 22.0-26.0 | ||
Young's Modulus | Electrode | GPa | 7.0-9.3 | 8.0-12.0 | 9.0-13.0 | 10.0-14.0 |
| Nipple | 12.0-14.0 | 14.0-16.0 | 15.0-18.0 | 16.0-19.0 | ||
Bulk Density | Electrode | g/cm3 | 1.53-1.56 | 1.64-1.68 | 1.68-1.74 | 1.70-1.74 |
| Nipple | 1.70-1.74 | 1.75-1.80 | 1.78-1.82 | 1.80-1.84 | ||
CTE (100-600ºC) | Electrode | 10-6/ºC | 2.2-2.6 | 1.6-1.9 | 1.1-1.4 | 1.1-1.4 |
| Nipple | 2.0-2.5 | 1.1-1.4 | 0.9-1.2 | 0.9-1.2 | ||
| Ash | % | 0.5 | 0.3 | 0.3 | 0.3 | |
1. The technical team of more than 20 people provides customers with professional and cost-effective design solutions.
2. Each process has a special quality supervisor to strictly control the quality.
3. Perfect and timely after-sales service system, 24-hour response to customer needs, worry-free after-sales.
Founded in 2004, JI Steel has 20 years of professional experience in the metallurgical industry and is committed to the design, production, research and development of materials in the metallurgical and steel industry, and provides a series of high-quality, innovative and cost-effective products and solutions for steel mills. The main products include copper mould tubes, graphite electrodes, refractories for steel-melting and continuous casting.
JI Steel has 3 factories, nearly 10,000 employees, and an independent scientific research and technical team of 50 people with rich experience in the metallurgical and steel-making industries. It can provide customers with customization, design, construction, installation, maintenance, replacement, and technical consultation. and other services. JI Steel has advanced CNC machining center, advanced production technology, advanced water treatment system, and strictly controls zero discharge in accordance with environmental protection requirements to build a green and environmentally friendly enterprise.
Our products are recognized by SGS, OMIC, IKA, ISQI, COTECNA and other well-known international inspection agencies, and our products are exported to Europe, Asia, Africa, South America, the Middle East and other countries, enjoying a good reputation.
