UHP Graphite Electrode
Graphite electrodes are made of high-quality materials such as needle coke, petroleum coke, coal pitch and some additives.
- Product Introduction
Introducing Our Top-Quality UHP Graphite Electrode
Graphite electrodes are an essential component in the steelmaking process, allowing for the efficient conversion of electrical energy into the extreme heat required to melt iron and steel. At our manufacturing facility in China, we are proud to produce high-quality, ultra-high power (UHP) graphite electrodes that meet the exacting standards of steelmakers around the world.
Our UHP graphite electrodes are made using only the finest-quality needle coke, a highly purified form of petroleum coke that is specifically engineered for use in high-performance electrodes. This needle coke is combined with pitch and other additives to create a carefully crafted blend that delivers consistent, reliable performance in a wide range of steelmaking applications.
Our UHP graphite electrodes are designed to deliver superior overall performance, with exceptional performance in terms of electrical conductivity, thermal conductivity, and mechanical strength. Our electrodes are specifically engineered to withstand the extreme temperatures and pressures of the steelmaking process and are built to stand up to the rigors of continuous operation.
In addition to their exceptional performance characteristics, our UHP graphite electrodes are also highly cost-effective, offering steelmakers significant cost savings over other electrode options. With our competitive pricing and commitment to quality, we are confident that our electrodes are the best value available on the market today.
At our manufacturing facility, we use only the latest and most advanced techniques and equipment to produce our UHP graphite electrodes, ensuring that every single electrode we produce meets the stringent quality standards that we have become known for. Our experienced team of engineers and technicians work tirelessly to ensure that our electrodes are of the absolute highest quality, with no defects or impurities that could compromise performance or safety.
We take our commitment to quality and safety very seriously, and every electrode we produce undergoes extensive testing and inspection to ensure that it meets our rigorous quality standards. Our customers can trust that they are receiving a high-quality product that has been carefully crafted and thoroughly tested to ensure maximum performance and safety.
Our UHP graphite electrodes are the perfect choice for steelmakers who demand the highest performance, reliability, and cost-effectiveness from their electrical components. We are confident that our electrodes will exceed your expectations, and we look forward to working with you to develop a customized solution that meets your specific needs.
If you have any questions about our UHP graphite electrodes or would like to place an order, please do not hesitate to contact us today. Our friendly and knowledgeable team of experts is always on hand to answer your questions and help you find the perfect solution for your steelmaking needs.
DESCRIPTION:
Graphite electrodes are made of high-quality materials such as needle coke, petroleum coke, coal pitch and some additives. They serve to transfer the electrical energy from the power supply to the steel liquid in the EAF bath. Our products are characterized by the excellent electric conductivity, low ash, fine inner structure, high mechanical strength, good anti-oxidation. it is the very best conductive material for electrical arc furnaces and ladle furnaces.
Instructions:
1. The electrode clamp should be outside the safety line which shows the location of the socket, otherwise the electrode will be easily broken. The contact surface between the clamp and the electrode should be cleaned regularly to keep good contact with the electrode. The cooling system of the clamp should be free of water leakage.
2. If there is a gap at the electrode joint, the cause must be found out and the electrodes can be used only after the gap is eliminated.
3. When the pitch plug is found dropped out during connection, it is necessary to put the pitch plug back before connecting.
4. The electrodes should be used vertically to avoid tilting operation. A column of electrodes connected should not be placed horizontally to avoid breaking.
5. When charging the electric furnace, the large scraps should be placed close to the furnace bottom to reduce the impact of the collapse on the electrode.
6. During smelting, many insulating materials stacked directly under the electrode should be avoided, to avoid affecting the use of the electrode and it may even lead to electrode breakage.
7. When the electrode is lifted or lowered, avoid the damage or breakage caused by collision between the electrode and the furnace cover.
8. On smelting site, it is necessary to avoid splashing steel slag onto the threads of electrodes or pins stored nearby, which will damage the thread accuracy and affect the connection and the normal use.
SPECIFICATION:
UHPGraphite Electrode Specification
| Applicable Furnace | AC Furnace | DC Furnace | |||
Property Diameter | 300-400mm | 450-500mm | 550-600mm | 650-700mm | |
Bulk Density | g/cm³ | 1.65～1.76 | 1.64～1.75 | 1.64～1.75 | 1.64～1.75 |
Specific Resistance | μΩM | 4.2～6.0 | 4.2～6.0 | 4.2～6.0 | 4.2～5.5 |
| Gpa | 7～14 | 7～14 | 7～14 | 7～14 |
kgf/mm² | 700～1,400 | 700～1,400 | 700～1,400 | 700～1,400 | |
Flexural Strength | MPa | 10.5～15 | 10～15 | 10～15 | 10～15 |
kgf/cm² | 105～150 | 100〜150 | 100-150 | 100～150 | |
N/cm² | 1,050～1,500 | 1,000～1,500 | 1,000～1,500 | 1,000～1,500 | |
Coefficient Of Thermal | X10~-6/℃ | 1.0～1.5 | 1.0～1.5 | 1.0～1.5 | 1.0～1.4 |
Real Density | g/cm³ | 2.20～2.23 | 2.20～2.23 | 2.20～2.23 | 2.20～2.23 |
Porosity | % | 20～26 | 20～27 | 20～27 | 20～27 |
Ash Content | % | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
Nipple Specification
| Specification | ≤φ400 | φ450-500 | φ550 | φ600-700 |
Specific Resistance (μΩM ) | ≤4.0 | ≤3.8 | ≤3.6 | ≤3.6 |
Flexural Strength (MPa) | 18-24 | 17-25 | 20-28 | 20-28 |
Elastic Modulus (GPa) | ≤18 | ≤18 | ≤18 | ≤18 |
Bulk Density (g/cm³) | 1.76-1.84 | 1.78-1.84 | 1.79-1.86 | 1.79-1.86 |
Coefficient Of Thermal Expansion (106/℃) | 0.9-1.3 | 0.9-1.2 | 0.9-1.1 | 0.9-1.1 |
Ash Content (%) | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
Graphite Electrode Size and Tolerance
| Specifications(inch) | Allowable Diameter(mm) | Allowable Length(mm) | ||||
Nominal Diameter | Max. | Min. | Nominal Length | Max. | Min. | |
12 | 300 | 307 | 302 | 1800 | 1875 | 1700 |
14 | 350 | 357 | 352 | 1600 | 1700 | 1500 |
1800 | 1875 | 1700 | ||||
16 | 400 | 409 | 403 | 1600 | 1500 | 1500 |
1800 | 1875 | 1700 | ||||
2100 | 2175 | 1975 | ||||
18 | 450 | 460 | 454 | 1800 | 1875 | 1700 |
2100 | 2175 | 1975 | ||||
2400 | 2475 | 2275 | ||||
20 | 500 | 511 | 505 | 1800 | 1875 | 1700 |
2100 | 2175 | 1975 | ||||
2400 | 2475 | 2275 | ||||
22 | 550 | 562 | 556 | 2100 | 2175 | 1975 |
2400 | 2475 | 2275 | ||||
24 | 600 | 613 | 607 | 2100 | 2175 | 1975 |
2400 | 2475 | 2275 | ||||
2800 | 2850 | 2550 | ||||
26 | 650 | 663 | 657 | 2400 | 2475 | 2275 |
28 | 700 | 714 | 708 | 2400 | 2475 | 2275 |
2800 | 2850 | 2550 | ||||
Allowable Capacitance Flow of the electrode
| Current Capacity Of UHP Graphite Electrodes | |||||
Specifications | Current Capacity(A) | Current Density(A/cm²) | |||
(inch) | (mm) | AC | DC | AC | DC |
12 | 300 | 18,000-32,000 | - | 24-43 | - |
14 | 350 | 22,000-39,000 | - | 22-39 | - |
16 | 400 | 28,000-47,000 | - | 21-36 | - |
18 | 450 | 34,000-55,000 | - | 21-33 | - |
20 | 500 | 41,000-63,000 | - | 20-31 | - |
22 | 550 | 48,000-70,000 | 65,000-78,000 | 19-28 | 26-32 |
24 | 600 | 55,000-80,000 | 75,000-90,000 | 19-27 | 26-31 |
W | 650 | 69,000-89,000 | 87,000-104,000 | 20-26 | 25-30 |
28 | 700 | 80,000-100,000 | 100,000-120,000 | 20-25 | 25-30 |
Hot Tags: uhp graphite electrode, China uhp graphite electrode manufacturers, suppliers, factory, HP Graphite Electrode with Low Resistance, 400MM UHP Graphite Electrode for EAF, eaf electrode, 6 inch RP Graphite Electrode, 250 UHP Graphite Electrode, 20 inch RP Graphite Electrode
