| item | Sgradus carboniselectrode | G gradus carboniselectrode | ||||
| Φ500～Φ700
| Φ750～Φ960
| Φ1020～Φ1400
| Φ500～Φ700 | Φ750～Φ960
| Φ1020～Φ1400
| |
| resisteivity μΩ.m | ≤45 | ≤45 | ≤45 | ≤38 | ≤38 | ≤40 |
| mole density g/cm*3 | ≥1.55 | ≥1.55 | ≥1.55 | ≥1.58 | ≥1.58 | ≥1.58 |
| Flexural viribus MPa | 3.5～7.5 | 3.5～7.5 | 3.5～7.0 | 4.0～7.5 | 4.0～7.5 | 4.0～7.5 |
| compressive viribus MPa | ≥20.0 | ≥20.0 | ≥19.0 | ≥20.0 | ≥20.0 | ≥19.0 |
| Coefficiens scelerisque expansion 10-6/ | 3.2～4.8 | 3.2～4.8 | 3.2～4.8 | 3.0～4.6 | 3.0～4.6 | 3.0～4.6 |
| ash % | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.0 | ≤2.0 | ≤2.0 |
| Physical et chemica index graphite electrode | ||||
| item | unit | Nominal diameter，mm | ||
| Φ650～Φ750 | Φ780～Φ960 | Φ1005～Φ1310 | ||
| Resistivity electrode iuncturam" ≤ | μΩ.m | 12.0 7.5 | 13.0 7.5 | 15.0 7.5 |
| Winging vires electrode iuncturam ≥ | MPa | 6.0 13.0 | 5.2 13.0 | 5.0 13.0 |
| Modulus elasticus electrode iuncturam ≤ | Gpa | 12.0 14.0 | 12.0 14.0 | 12.0 14.0 |
| Scelerisque expansion coefficiens electrode iuncturam ≤ | 10-6/ | 2. 9 2.8 | 2. 9 2.8 | 2. 9 2.8 |
| Mole densitatis electrode iuncturam ≥ | g/cm*3 | 1.58 1.68 | 1.58 1.68 | 1.56 1.68 |
| ash ≤ | . | 0.5 | 0.5 | 0.5 |
| electrode diam mm） | S级gradus | G级gradus | ||
| Licitum current onus A） | current density（A/cm2. | Licitum current onus A） | current density（A/cm2. | |
| 780 | 31500 | 6.6 | 36200 | 7.6 |
| 800 | 33100 | 6.6 | 38100 | 7.6 |
| 850 | 37400 | 6.6 | 43100 | 7.6 |
| 870 | 38000 | 6.4 | 43900 | 7.4 |
| 900 | 40600 | 6.4 | 47000 | 7.4 |
| 920 | 42500 | 6.4 | 49100 | 7.4 |
| 960 | 46300 | 6.4 | 53500 | 7.4 |
| 1005 | 49900 | 6.3 | 57000 | 7.2 |
| 1020 | 50600 | 6.2 | 57900 | 7.1 |
| 1060 | 54600 | 6.2 | 62600 | 7.1 |
| 1100 | 57900 | 6.1 | 66400 | 7.0 |
| 1146 | 62800 | 6.1 | 72100 | 7.0 |
| 1205 | 69500 | 6.1 | 79800 | 7.0 |
| 1250 | 71100 | 5.8 | 82200 | 6.7 |
| 1272 | 73700 | 5.8 | 85100 | 6.7 |
| 1305 | 74900 | 5.6 | 86900 | 6.5 |
| 1321 | 76600 | 5.6 | 88900 | 6.5 |
| 1355 | 77700 | 5.4 | 89400 | 6.2 |
| 1400 | 80000 | 5.2 | 92300 | 6.0 |
CCCDJ
Current onus graphite electrode
| Electrode diameter（mm） | -licitum maximum onus current. | -licet maximum current density（A / cm2. |
| φ650 | 43100 | 13.0 |
| φ700 | 46200 | 12.0 |
| φ780 | 57300 | 12.0 |
| φ800 | 60300 | 12.0 |
| φ850 | 62400 | 11.0 |
| φ900 | 69900 | 11.0 |
| φ960 | 72400 | 10.0 |
| φ1005 | 79200 | 10.0 |
| φ1020 | 73500 | 9.0 |
| φ1060 | 79400 | 9.0 |
| φ1100 | 85500 | 9.0 |
| φ1146 | 92800 | 9.0 |
| φ1272 | 101600 | 8.0 |
| φ1310 | 107770 | 8.0 |
Post tempus: Dec-30-2020