Common power graphite electrodes are widely used in the industry of industrial silicon smelting.
Common power graphite electrodes are used in the production of organosilicon, high purity semiconductor materials and special alloys.It is widely used in chemical industry, gold control, electronic information, machinery manufacturing, aerospace, shipbuilding, and energy development.
Specification:
Technical Indicators of Common power graphite electrode:
Items | Classification | Unit | Nominal Diameter (mm) | |||||
75-200 | 250-350 | 400-500 | ||||||
Grade A | Grade B | Grade A | Grade B | Grade A | Grade B | |||
Resistivity | Electrode | μΩm | 8.0 | 9.0 | 8.0 | 9.0 | 8.0 | 9.0 |
Nipple | 7.5 | 7.5 | 7.5 | |||||
Bending Strength | Electrode | Mpa | 10.0 | 10.0 | 8.0 | |||
Nipple | 15.0 | 15.0 | 15.0 | |||||
Young’s Modulus | Electrode | Gpa | 12.0 | 12.0 | 12.0 | |||
Nipple | 14.0 | 14.0 | 14.0 | |||||
Bulk Density | Electrode | g/cm3 | 1.58 | 1.58 | 1.58 | |||
Nipple | 1.68 | 1.68 | 1.68 | |||||
CTE (100℃-600℃) | Electrode | ×10-6/℃ | 2.7 | 2.7 | 2.7 | |||
Nipple | 25 | 2.5 | 2.5 |
Recommended current load of Common power graphite electrode:
Grade | Nominal Dia. | Allowable current A |
NP electrode | 75 mm | 1000~1400 |
100 mm | 1500~2400 | |
130 mm | 2200~3400 | |
150mm | 3000~4500 | |
200mm | 5000~6900 | |
250mm | 7000~10000 | |
300mm | 10000~13000 | |
350mm | 13500~18000 | |
400mm | 18000~23500 | |
450mm | 22000~27000 | |
500mm | 25000~32000 | |
550mm | 28000~36000 | |
600mm | 35000~41000 | |
700mm | 39000~48000 | |
780 mm | 70000~100000 | |
800 mm | 65000~110000 | |
850 mm | 75000~120000 | |
900 mm | 86000~140000 | |
1100 mm | 120000~200000 | |
1200 mm |
150000~250000 |