China HP & UHP Graphite Electrode with Nipples for Steel Making (EAF & LRF), Find details about China Graphite Electrode, UHP from HP & UHP Graphite Electrode with Nipples for Steel Making (EAF & LRF)
Diameter:300mm 350mm 400mm 450mm 500mm 550mm 600mm (12inch,14inch,16inch,18inch,20inch,24 inch)
Length: 1800/2100/2400mm
Nipple: 3TPI, 4TPI, 4TPIL
Material: Made of high quality petroleum coke, needle coke and coal tar pitch, appreciated by many foreign clients.
UHP Graphite Electrode | Unit | Φ300-400 | Φ450-550 | Φ600-700 | ||
Specific Resistance≤ | Electrode | ΜΩ·M | 6 | 6.5 | 5.8 | |
Nipple | 5 | 5.5 | 4.3 | |||
Transverse Strength≥ | Electrode | Mpa | 11 | 10.5 | 10 | |
Nipple | 17 | 17 | 23 | |||
Elastic Modulus≤ | Electrode | Gpa | 14 | 14 | 14 | |
Nipple | 18 | 18 | 22 | |||
Ash Content≤ | Electrode | % | 0.2 | 0.2 | 0.3 | |
Nipple | 0.2 | 0.2 | 0.3 | |||
Bulk Density≥ | Electrode | G/cm³ | 1.68 | 1.66 | 1.68 | |
Nipple | 1.76 | 1.76 | 1.78 | |||
Bitmap
| Electrode | 10-6/ºC | 1.4 | 1.4 | 1.5 | |
Nipple | 1.3 | 1.3 | 1.3 |
The physical properties of electrodes and nipples conform to the following specifications: | ||||||
Subject | Nominal Diameter (mm) | |||||
200~400 | 450~500 | 550~700 | ||||
Specific Resistance/µΩ·m | <= | Electrode | 6.8 | 7.5 | 7.5 | |
Nipple | 6.2 | 6.3 | 6.3 | |||
Flexural Strength/MPa | >= | Electrode | 10.5 | 10.8 | 8.5 | |
Nipple | 15 | 15 | 17 | |||
Elastic Modulus/GPa | <= | Electrode | 12 | 12 | 14 | |
Nipple | 16 | 16 | 16 | |||
Ash content/% | <= | Electrode | 0.3 | 0.3 | 0.3 | |
Nipple | 0.3 | 0.3 | 0.3 | |||
Bulk Density/(g/cm3) | >= | Electrode | 1.68 | 1.65 | 1.6 | |
Nipple | 1.74 | 1.74 | 1.72 | |||
C.T.E. (10-6/ºC) (room tempreture~600ºC ) | <= | Electrode | 2.3 | 2.3 | 2.4 | |
Nipple | 2.1 | 2.1 | 2.2 |
Applications
Programmable properties