HP Graphite Electrodes
HP Graphite Electrodes Description
High power graphite electrodes are primarily made from petroleum coke and needle coke as raw materials, with coal pitch as a binding agent. The production process includes calcining, batching, mixing and kneading, pressing, roasting, graphitization, and machining. High power graphite electrodes are used in electric arc furnace steelmaking to release electric energy in the form of an electric arc, acting as conductors to heat and melt the charge.
The HP graphite electrodes produced by Zhenan have the following characteristics: high strength, good shock resistance, high temperature resistance, corrosion resistance, strong oxidation resistance, low resistivity, resistance to acid and alkali erosion, high efficiency, energy-saving and environmentally friendly performance, and low loss.
The Specifications of HP Graphite Electrodes
| Diameter | Resistance (≤, µΩ·m) |
Density (≥, g/cm3) |
Flexure Strength (≥, MPa) |
Elastic Modulus (≤, GPa) |
Ash Content (≤, %) |
CTE (100 °C – 600 °C) (≤, 10-6/°C) |
Current Load (A) |
Current Density (A/cm2) |
|
|---|---|---|---|---|---|---|---|---|---|
| inch | mm | ||||||||
| 8 | 200 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 5500–9000 | 18–25 |
| 9 | 225 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 6500–10000 | 18–25 |
| 10 | 250 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 8000–13000 | 18–25 |
| 12 | 300 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 13000–17400 | 17–24 |
| 14 | 350 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 17400–24000 | 17–24 |
| 16 | 400 | 6.5 | 1.62 | 10.5 | 12 | 0.3 | 2.4 | 21000–31000 | 16–24 |
| 18 | 450 | 6.5 | 1.60 | 9.8 | 12 | 0.3 | 2.4 | 25000–40000 | 15–24 |
| 20 | 500 | 6.5 | 1.60 | 9.8 | 12 | 0.3 | 2.4 | 30000–48000 | 15–24 |
| 22 | 550 | 6.5 | 1.60 | 9.8 | 12 | 0.3 | 2.4 | 37000–57000 | 15–23 |
| 24 | 600 | 6.5 | 1.60 | 9.8 | 12 | 0.3 | 2.4 | 44000–67000 | 15–23 |
| Diameter (mm) | Length (mm) | ||||||
|---|---|---|---|---|---|---|---|
| Nominal Diameter | Actual Diameter | Nominal Length | Tolerance | Short Length | |||
| (inch) | (mm) | (max.) | (min.) | (rough spot) | |||
| 8 | 200 | 205 | 200 | 197 | 1600 | ±100 | -275 |
| 9 | 225 | 230 | 225 | 222 | 1600 | ||
| 10 | 250 | 256 | 251 | 248 | 1600/1800 | ||
| 12 | 300 | 307 | 302 | 299 | 1600/1800 | ||
| 14 | 350 | 357 | 352 | 349 | 1600/1800 | ||
| 16 | 400 | 409 | 403 | 400 | 1600/1800/2000/2200 | ||
| 18 | 450 | 460 | 454 | 451 | 1600/1800/2000/2200 | ||
| 20 | 500 | 511 | 505 | 502 | 1800/2000/2200/2400 | ||
| 22 | 550 | 562 | 556 | 553 | 1800/2000/2200/2400 | ||
| 24 | 600 | 613 | 607 | 604 | 2000/2200/2400 | ||
If there are special specification requirements, both sides consult supply and demand.
Graphite Electrode HP Video
Packaging of Graphite Electrode HP
Wooden Pallets:
HP Graphite electrodes are typically placed on sturdy wooden pallets. The pallets provide a stable base and facilitate easy handling with forklifts or other lifting equipment.
Protective Covers:
HP Graphite electrodes are often wrapped in protective covers made of materials like plastic or shrink wrap. These covers protect against moisture, dust, and other contaminants.
Additional padding, such as foam or rubber sheets, may be used to cushion the hp graphite electrodes and prevent surface damage.
Steel Bands:
Steel bands or straps are used to secure the electrodes to the pallets. These bands ensure that the electrodes remain firmly in place during transportation, reducing the risk of movement and damage.
End Caps:
Each hp graphite electrode is fitted with protective end caps, usually made of plastic or rubber. These caps shield the threaded ends of the electrodes, preventing damage to the threads and ensuring easy assembly later.
Packing Frames:
For added protection, HP graphite electrodes may be placed within metal or wooden packing frames. These frames provide additional stability and protection, especially for long-distance or overseas shipments.
Application of Graphite Electrode HP
Steelmaking:
Electric Arc Furnaces (EAFs): HP graphite electrodes are used to melt scrap steel and other raw materials in EAFs.
Ladle Furnaces (LFs): Employed in LFs for secondary steel refining processes, ensuring precise temperature control and chemical composition adjustments.
Non-Ferrous Metal Production:
Utilized in the production of various non-ferrous metals, including aluminum and copper, where high-temperature processes are involved.
FAQ
Q:how can we guarantee quality?
A:Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q:why should you buy from us not from other suppliers?
A:Fast response to customers, short production cycle, and rich experience in producing.
Q : How do you control your quality?
A : For each production process, ZhenAn has a complete QC system for chemical composition and physical properties. And we will test the goods, and the quality certificate will be shipped with the goods. If you have special requirements, we will try our best to accommodate them.
Q: What is your delivery time?
A : Depending on the quantity, our delivery time is different. But we promise to ship as soon as possible with guaranteed quality.
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