니플이 포함된 산업용 나사형 흑연 전극(UHP 등급)
Raw Materials
Petroleum coke, needle coke, coal tar pitch
Production Process
Calcination → Compounding → Kneading → Pressing → Baking → Impregnation → Graphitization → Machining
Grades
RP / HP / UHP
Key Features
Low resistivity
High electrical conductivity
Low ash content
Compact and uniform structure
Excellent oxidation resistance
High mechanical strength
Applications
Used in LF and EAF for the steel-making industry, non-ferrous industry, silicon and phosphorus industries
The best conductive material for electric arc furnaces and smelting furnaces
Used in closed arc and resistance furnaces
For the production of graphite shaped products, such as crucibles, boats, heating elements and other graphite components
공칭 직경 | 실제 직경 | Length (mm) | 용인 | ||||
MM | Inch | Poppy | Mines | The Black Part Min Size | 길이 | Short Length | |
75 | 3 | 78 | 73 | 72 | 1400/1600 | ± 100 | -275 |
100 | 4 | 103 | 98 | 97 | 1400/1600 | ||
130 | 5 | 132 | 127 | 126 | 1400 | ||
150 | 6 | 154 | 149 | 146 | 1400/1600/1800 | ||
175 | 7 | 180 | 174 | 172 | 1400/1600 | ||
200 | 8 | 205 | 200 | 197 | 1600/1800 | ||
225 | 9 | 230 | 225 | 222 | 1600/1800 | ||
250 | 10 | 255 | 251 | 248 | 1600/1800 | ||
300 | 12 | 307 | 302 | 299 | 1600/1800/2000 | ||
350 | 14 | 357 | 352 | 349 | 1600/1800/2000 | ||
400 | 16 | 409 | 403 | 400 | 1600/1800/2000/2200 | ||
450 | 18 | 460 | 454 | 451 | 1600/1800/2000/2200 | ||
500 | 20 | 511 | 505 | 502 | 1600/1800/2000/2200 | ||
550 | 22 | 562 | 556 | 553 | 1800/2000/2200/2400 | ||
600 | 24 | 613 | 607 | 604 | 2000/2200/2400/2700 | ||
650 | 26 | 663 | 659 | 656 | 2000/2200/2400/2700 | ||
700 | 28 | 714 | 710 | 707 | 2000/2200/2400/2700 | ||
Technical Characteristics of Graphite Electrode RP, HP, UHP
목 | 단위 | 흑연 전극 | ||||
RP | HP | UHP | ||||
φ300-φ800mm | φ300-φ800mm | φ300-φ500mm | φ550-φ800mm | |||
Typical Value | Typical Value | Typical Value | Typical Value | |||
저항률 | 전극 | μΩm | 7.0-10.0 | 5.8-6.6 | 4.5-5.8 | 4.6-5.8 |
젖꼭지 | 4.0-4.5 | 3.5-4.0 | 3.5-4.0 | 3.5-4.0 | ||
파괴 계수 | 전극 | 엠파 | 8.0-10.0 | 10.0-13.0 | 10.0-14.0 | 10.0-14.0 |
젖꼭지 | 19.0-22.0 | 20.0-23.0 | 20.0-24.0 | 22.0-26.0 | ||
영률 | 전극 | 그페이 | 7.0-9.3 | 8.0-12.0 | 9.0-13.0 | 10.0-14.0 |
젖꼭지 | 12.0-14.0 | 12.0-14.0 | 15.0-18.0 | 16.0-19.0 | ||
부피 밀도 | 전극 | g/cm3 | 1.53-1.56 | 1.64-1.68 | 1.68-1.74 | 1.70-1.74 |
젖꼭지 | 1.70-1.74 | 1.75-1.80 | 1.78-1.82 | 1.80-1.84 | ||
CTE (100-600ºC) | 전극 | 10-6/ºC | 2.2-2.6 | 1.6-1.9 | 1.1-1.4 | 1.1-1.4 |
젖꼭지 | 2.0-2.5 | 1.1-1.4 | 0.9-1.2 | 0.9-1.2 | ||
금연 건강 증진 협회 | % | 0.5 | 0.5 | 0.5 | 0.5 | |
