| 1¡¢Physical & chemical properties of electrode and nipple | Item | Unit | Nominal diameter£¬mm | |||||||
| RP | HP | UHP | ||||||||
| 300 | 350¡«600 | 300/350/400 | 450/500 | 400/450/500/550/600/700/750 | ||||||
| Fine | Regular | Fine | Regular | Guaranteed | Typical | |||||
| LSR≤ | E | μΩ·m | 9.0 | 10.5 | 9.0 | 10.5 | 7.0 | 7.5 | 5.8 | 4.5-5.2 |
| N | 8.5 | 8.5 | 6.5 | 6.5 | 4.3 | 3.0-3.8 | ||||
| Flexural strength≥ | E | Μ§²a | 7.8 | 6.4 | 10.5 | 9.8 | 8.3 | 10.0-13.5 | ||
| N | 13.0 | 13.0 | 14.0 | 14.0 | 20.7 | 24.0-30.0 | ||||
| Elastic modulus≤ | E | G§²a | 9.3 | 9.3 | 12.0 | 12.0 | 12.0 | 8.0-10.0 | ||
| N | 14.0 | 14.0 | 16.0 | 16.0 | 19.0 | 16.0-18.0 | ||||
| Bulk density≥ | E | g¨M©M3 | 1.52 | 1.52 | 1.60 | 1.60 | 1.68 | 1.69-1.73 | ||
| N | 1.68 | 1.68 | 1.70 | 1.70 | 1.78 | 1.80-1.84 | ||||
| CTE£¨100¡æ¡«600¡æ£©≤ | E | 10-6¨M¡æ | 2.9 | 2.9 | 2.4 | 2.4 | 1.8 | 1.3-1.5 | ||
| N | 2.8 | 2.8 | 2.2 | 2.2 | 1.4 | 1.0-1.2 | ||||
| Ash≤ | % | 0.5 | 0.5 | 0.3 | 0.3 | 0.6 | 0.2-0.4 | |||
Electrode
Electrode paste
Graphite block