Making Steel 28" Uhp Graphite Electrodes 100% Needle Coke Long Service Life
28" UHP Grade , Graphite Electrode for EAF , Electric Arc Furnace , Making Steel , 100% Needle Coke
Sichuan Guanghan Shida Carbon Co., Lts was established in Founded in 1990, 30 years experience of making graphite electrode.
The technology and equipment has stride into the advanced level worldwide: By importing core equipment of key processes from the United States, Germany and Japan, the technology and equipment of Shida Carbon has stood on the same line along with the most advanced carbon companies, more importantly our product quality has reached the advanced level as well.
The debugging time of isotropic graphite production line has made a shortest record among carbon industry.
Shida plays an important role in China graphite electrode industry:
Vice Chairman of China Association of Small & Medium Enterprises;
Director of Carbon Industry Association of China;
Member of Carbon Material Council of Chinese Society for Metals;
Member of China Special Steel Enterprises Association.
- The technology and equipment has stride into the advanced level worldwide: By importing core equipment of key processes from the United States, Germany and Japan, the technology and equipment of Shida Carbon has stood on the same line along with the most advanced carbon companies, more importantly our product quality has reached the advanced level as well.
- The debugging time of isotropic graphite production line has made a shortest record among carbon industry.
Lab Properties for UHP28"
| Nipple | |||||
| Nipple | AD | SPR | MOR | MOE | CTE//cmcmC |
| (gm/cc) | (ohm Micro mtr) | (Nmm2) | ( kg/mm2) | x10-7(0-50℃) | |
| g/cm3 | µΩ.m | MPa | GPa | 10-6/℃ | |
| (100-600℃) | |||||
| MAX | 1.83 | 3.6 | 27 | 16 | 1.1 |
| MIN | 1.8 | 3.2 | 23 | 17.5 | 0.98 |
| Electrode | |||||
| Electrode | AD | SPR | MOR | MOE | CTE//cmcmC |
| (gm/cc) | (ohm Micro mtr) | (Nmm2) | ( kg/mm2) | x10-7(0-50℃) | |
| g/cm3 | µΩ.m | MPa | GPa | 10-6/℃ | |
| (100-600℃) | |||||
| MAX | 1.74 | 5 | 12 | 10.5 | 1.25 |
| MIN | 1.71 | 4.5 | 9.5 | 9 | 1.15 |
General Properties:
| Item | Unit | UHP | HP | RP | UHP Nipple | HP Nipple | |||
| 450-500mm | 550-700mm | 450-500mm | 550-700mm | 400-450mm | 500-700mm | ||||
| Bulk Density | g/cm3 | 1.66-1.73 | 1.68-1.75 | 1.60-1.70 | 1.62-1.72 | 1.55-1.65 | 1.54-1.64 | 1.80-1.85 | 1.72-1.80 |
| Resistivity | μΩm | 4.8-6.0 | 4.5-5.8 | 5.2-7.5 | 5.5-7.2 | 7.5-9.0 | 8.0-9.5 | 3.0-4.3 | 4.0-6.0 |
| Flexual Strength | MPa | 10.5-15.0 | 10.0-14.0 | 10.5-14.5 | 9.0-13.5 | 8.0-11.0 | 7.0-10.0 | 20.0-30.0 | 18.0-25.0 |
| Elastic Modulus | GPa | 8.0-10.0 | 8.0-12.0 | 6.0-9.3 | 16.0-20.0 | 12.0-16.0 | |||
| CTE (30-600) | 10-6/℃ | ≤1.5 | ≤2.2 | ≤2.8 | ≤1.3 | ≤2.0 | |||
| Ash Content | % | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.3 | |||
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