Application
1. Electric arc steelmaking furnace. 2. Ladle arc refining furnace. 3. Ore-heating furnaces. 4. Resistance furnaces Advantage * Annual output of 80,000 tons, timely delivery; * Low resistivity * High temperature strength * Good thermal conductivity and electrical conductivity * Low thermal expansion coefficient * Low ash,Its ash content is controlled within 3%. * Dense and equal structure,Low graphite electrode consumption. * Good oxidation resistance * High mechanical strength * Needle coke content accounts for 80%, raw materials imported from Japan and South Korea |
ltem |
Unit |
Nominal Diameter , mm | ||||||
UHP | HP | RP | ||||||
300-500 | 550-800 | 200-500 | 550-800 | 75-600 | 650-800 | |||
Ressitivity | Electrode | μΩm | 4.8-6.0 | 4.5-6.5 | 4.5-7.0 | 5.0-7.5 | 6.0-9.0 | 8.5-10.5 |
Nipple | 3.5-5.0 | 3.5-5.0 | 3.5-5.5 | 3.5-5.5 | 4.0-7.5 | 4.0-7.5 | ||
BendingStrength | Electrode | Mpa | 10.0-14.0 | 10.0-14.0 | 10.0-13.0 | 10.0-13.0 | 8.0-12.0 | 8.0-12.0 |
Nipple | 20.0-24.0 | 22.0-26.0 | 18.0-20.0 | 20.0-23.0 | 18.0-20.0 | 20.0-22.0 | ||
Young`s modulus | Electrode | G Pa | 9.0-13.0 | 10.0-14.0 | 8.0-10.0 | 9.0-12.0 | 7.0-9.0 | 8.0-10.0 |
Nipple | 15.0-18.0 | 16.0-19.0 | 14.0-15.0 | 15.0-16.0 | 12.0-14.0 | 12.0-14.0 | ||
Bulk Density | Electrode | g/cm3 | 1.68-1.74 | 1.68-1.74 | 1.66-1.72 | 1.66-1.72 | 1.58-1.68 | 1.58-1.68 |
Nipple | 1.77-1.82 | 1.78-1.84 | 1.74-1.80 | 1.74-1.80 | 1.70-1.74 | 1.70-1.74 | ||
CTE(100-600°C) | Electrode | 10-6/ º C | 1.1-1.4 | 1.1-1.4 | 1.6-1.9 | 1.6-1.9 | 2.2-2.8 | 2.2-2.8 |
Nipple | 0.9-1.2 | 0.9-1.2 | 1.1-1.4 | 1.1-1.4 | 2.0-2.5 | 2.0-2.5 | ||
Ash | % | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.5 |
Nominal Diameter | Actual Diameter | Nominal Length(mm) | ||
mm | Inch | Max(mm) | Min(mm) | |
75 | 3 | 78 | 73 | 1000 |
100 | 4 | 103 | 98 | 1200 |
150 | 6 | 154 | 149 | 1500-1800 |
200 | 8 | 205 | 200 | 1500-1800 |
225 | 9 | 230 | 225 | 1500-2100 |
250 | 10 | 256 | 251 | 1500-2100 |
300 | 12 | 307 | 302 | 1500-2100 |
350 | 14 | 357 | 352 | 1500-2400 |
400 | 16 | 409 | 403 | 1500-2400 |
450 | 18 | 460 | 454 | 1500-2400 |
500 | 20 | 511 | 505 | 1800-2700 |
550 | 22 | 562 | 556 | 1800-2700 |
600 | 24 | 613 | 607 | 2100-2700 |
650 | 26 | 663 | 657 | 2100-2700 |
700 | 28 | 714 | 708 | 2100-2700 |
750 | 30 | 765 | 759 | 2400-2700 |
800 | 32 | 816 | 810 | 2400-2700 |