20 Inch Eaf Graphite Electrodes Ge Raw Material For Metallurgy Industry
UHP20 Inch , Graphite Electrode , GE , Raw Material for Metallurgy Industry , for Arc Furnace
Shida Carbon’s main products are: Dia.450-700mm UHP Graphite Electrode, Isotropic Graphite, 600X800X4400mm Graphite Cathode, high quality Graphite Anode, and Small Medium Grain Size Graphite. Our products are widely used in the industries of electric arc furnace steel making, submerged arc furnace smelting, solar photovoltaics , EDM, fine chemicals, high temperature treatment, precision casting,nuclear power, electrolytic aluminium and etc.
We are Chinese leading manufacture of graphite electrode with production capacity: 50000MT per year. Our product has been sold into South Korea, Germany,Turkey, Russia, Italy, Chech,Jordan,Japan,USA, India etc. more than 30 countries and regions. Our main sales diameters are 600mm,650mm and 700mm diameter with UHP grade, which is aquired good reputation from our customers.
R&D Results
| Cooperate Institutions | Cooperate Field | Technical achievements |
| Shanxi Institute of Coal Chemistry, Chinese Academy of Sciences | Special Graphite | Through the sample preparation, achieved basic understanding of the formation mechanism |
| Sichuan University | Basic research on graphite electrode | UHP electrode and nipple have been converted to productivity in raw material selection, formulation, kneading principle and graphitization technology |
| Hunan University | Carbon base and anode material | Mastered the technology of anode materials |
| Guiyang Aluminum and Magnesium Design Institute | Graphitized cathode and electric calcination | Solve the problem of high temperature electric calcination technology |
Lab Properties for UHP500
| Nipple |
AD (gm/cc) g/cm3 |
SPR (ohm Micro mtr) µΩ.m |
MOR (Nmm2) Mpa |
MOE ( kg/mm2) Gpa |
CTE//cmcmC x10-7(0-50℃) 10-6/℃ (100-600℃) |
| MAX | 1.83 | 3.9 | 25.12 | 16 | 1.2 |
| MIN | 1.75 | 2.9 | 18 | 12 | 0.9 |
| AVG | 1.78 | 3.6 | 22.5 | 14 | 1.1 |
| Electrode |
AD (gm/cc) g/cm3 |
SPR (ohm Micro mtr) µΩ.m |
MOR (Nmm2) Mpa |
MOE ( kg/mm2) Gpa |
CTE//cmcmC x10-7(0-50℃) 10-6/℃ (100-600℃) |
| MAX | 1.73 | 5.7 | 14.5 | 12 | 1.45 |
| MIN | 1.66 | 4.8 | 11 | 8 | 1.20 |
| AVG | 1.69 | 5.3 | 12.5 | 9.8 | 1.35 |
Shida Graphite Electrode 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 | |||
Baking System:Car bottom baking furnace
Impregnation System:Fully automatic,high vacuum and pressure,hot in-cool out.
Japan Plug Gauge Inspection
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