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Our main products are graphite electrodes, including Regular Power(RP),High Power(HP),Super High Power(SHP),and Ultra High Power(UHP) are widely applied in steel-making of Electrical Arc Furnace, and smelt of Yellow Phosphorous, Industrial Silicon, Brown Corundum in Mine Heating Furnace.
The Graphite Electrode our company produce with steady and reliable quality are supplied for multitudinous domestic and foreign clients, including many steel, silicon and other metal and nonmetallic refinery factories.
Major Characteristics:
ITEM | UNIT | REGULAR POWER | HIGH POWER | SHP | UHP |
75-300MM 350-450MM | 75-250MM 300-500MM | 300 350-400MM 450-500MM | 300-500MM | ||
SPECIFIC RESISTANCE NOT OVER | μΩm | Poles:8.5 Nipples:8 | Poles: 7.0 Nipples:6.0 | Poles:5.8/6.0 Nipples:4.5 | Poles: 5.8 Nipples: 4.2 |
TRANSVERSE STRENGTH NOT BELOW | MPa | Poles:8 Nipples:13.5 | Poles: 10 Nipples: 14 | Poles:12 Nipples:20 | Poles: 13 Nipples: 20 |
ELASTIC MODULUS NOT OVER | GPa | Poles:8/9.3 Nipples:13/14 | Poles: 11.5 Nipples: 14 | Poles:12 Nipples: 18 | Poles: 13 Nipples: 20 |
ASH CONTENT NOT OVER | % | Poles: 0.5 Nipples: 0.5 | Poles: 0.3 Nipples: 0.3 | Poles: 0.2 Nipples: 0.2 | Poles: 0.1 Nipples: 0.1 |
BULK DENSITY NOT BELOW | g/cm3 | Poles: 1.56 Nipples: 1.70 | Poles: 1.65 Nipples:1.72/1.73 | Poles: 1.65 Nipples: 1.73 | Poles: 1.66 Nipples: 1.75 |
C.T.E NOT OVER | 10-61/°C | Poles: 2.9 Nipples: 3.2 | Poles: 2.4 Nipples: 2.4 | Poles: 1.9 Nipples: 1.4 | Poles: 2.0 Nipples: 1.3 |
ALLOWABLE CURRENT:
Nominal Diametre(mm) | Allowable current: Unit:A |
RP HP UHP | |
75 | 1000~1400 1300~2000 |
100 | 1500~2400 1800~3000 |
130 | 2200~3400 2800~4200 |
150 | 3000~4500 4000~5000 |
200 | 5000~6900 5500~9000 |
250 | 7000~10000 8000~13000 |
300 | 10000~13000 13000~17400 15000~22000 |
350 | 13500~18000 17400~24000 20000~30000 |
400 | 18000~23500 21000~31000 25000~40000 |
450 | 22000~27000 25000~40000 32000~45000 |
500 | 25000~32000 30000~48000 38000~55000 |
graphite electrode