Premium Quality Graphite Electrodes For Efficient Industrial Melting
Description For Premium Quality Graphite Electrodes For Efficient Industrial Melting:
Graphite electrodes are essential components in industrial melting processes, playing a critical role in electric arc furnaces across steelmaking, ferrous alloy production, and other high-temperature applications. Crafted from carefully selected high-grade petroleum coke, needle coke, and coal tar pitch, these electrodes undergo a rigorous manufacturing process to meet the highest quality standards.
The superior raw materials endow graphite electrodes with excellent physical and electrical properties. Their low electrical resistivity enables efficient current flow, reducing energy loss and ensuring optimal power transfer within the furnace. This, in turn, contributes to faster melting times and increased productivity. The high thermal conductivity of graphite electrodes allows for effective heat dissipation, preventing overheating and minimizing the risk of thermal stress-induced fractures.
One of the key features of our graphite electrodes is the specialized anti-oxidation coating. This coating acts as a protective barrier, significantly reducing oxidation at high temperatures and extending the electrode's lifespan. As a result, customers can enjoy reduced electrode consumption and lower operational costs over time. The electrodes' robust mechanical strength ensures they can withstand the harsh conditions inside the furnace, including mechanical vibrations and thermal shocks, without compromising their structural integrity.
PHYSICAL&CHEMICAL PROPERTLES OF ELECTRODE AND NIPPLE |
Item | Unit | Nominal Diameter(mm) |
RP | HP | UHP |
300~450 | 500~800 | 350 ~500 | 550 ~700 | 350~500 | 550~750 |
Guaranteed | Typical | Guaranteed | Typical |
Specific Resistance LSR≤ | (E) Electrode | μ2*m | 9 - 10.5 | 9 - 10.5 | 7.5 | 7.5 | 6.3 | 5.0 - 6.0 | 5.8 | 4.8 - 5.5 |
(N) Nipple | 8 | 8 | 6.3 | 6.3 | 5.3 | 3.8 - 4.5 | 4.3 | 3.5 - 4.1 |
Bending Strength ≥ | (E) Electrode | Mpa | 7 | 6.5 | 10 | 8.5 | 10.5 | 11.0 - 13.0 | 10 | 10.0 - 13.0 |
(N) Nipple | 15 | 15 | 17 | 17 | 20 | 20.0 - 25.0 | 23 | 24.0 - 30.0 |
Young's Modulus ≤ | (E) Electrode | Gpa | 9.3 | 9.3 | 14 | 14 | 14 | 8.0 - 12.0 | 14 | 7.0 - 10.0 |
(N) Nipple | 14 | 14 | 16 | 16 | 20 | 12.0 - 16.0 | 22 | 16.0 - 21.0 |
Bulk Density | (E) Electrode | g/cm³ | 1.53 | 1.52 | 1.6 | 1.6 | 1.66 | 1.68 - 1.73 | 1.68 | 1.69 - 1.73 |
(N) Nipple | 1.7 | 1.7 | 1.72 | 1.72 | 1.75 | 1.76 - 1.82 | 1.78 | 1.79 - 1.84 |
(100℃-600℃) CTE ≤ | (E) Electrode | 10-6/℃ | 2.9 | 2.9 | 2.4 | 2.4 | 1.5 | 1.3 - 1.5 | 1.5 | 1.3 - 1.5 |
(N) Nipple | 2.8 | 2.8 | 2.2 | 2.2 | 1.4 | 1.0 - 1.3 | 1.3 | 1.0 - 1.3 |
Ash Content ≤ | % | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.2 - 0.4 | 0.5 | 0.2 - 0.4 |
With an ash content of less than 0.3%, our graphite electrodes maintain high purity during the melting process, preventing the introduction of unwanted impurities into the metal. This is crucial for producing high-quality end products, whether it's steel for construction or specialized alloys for aerospace applications.
Available in a wide diameter range from 300mm to 900mm, and with customizable lengths to suit specific customer requirements, our graphite electrodes offer versatility for different furnace sizes and operating conditions. They are compatible with regular power (RP), high power (HP), and ultra-high power (UHP) electric arc furnaces, making them a flexible choice for various industrial needs.
Each graphite electrode undergoes strict quality control measures before leaving our factory. Non-destructive testing methods are used to check for internal defects, while dimensional inspections ensure precise fitment in the furnace. Our commitment to quality guarantees that customers receive reliable and consistent products every time.