graphite electrode with grade RP, RPI, HP, UHP used for arc furnaces
Graphite Electrodes:
-grade:RP, RPI(HD), HP, UHP
-dia. 75-600mm; length:500-2700mm;
-nipple: 3TPI, 4TPI, 4TPI long;
-high conductivity
-high bulk density
-low electrical resistance
-low ash
-good resistant of oxidation,heat shock & impact
-competitve prices
-excellent service
They are widely used in the steel plants and other area such as electric arc furnace. Alloy furnace and calcium carbide furnace and other metallurgical furnace.
Specifications:
Grade Items | Regular RP | Impregnated RPI ( HD ) | HP | UHP | Male-Female Electrodes | ||||
Electrode / Nipple | E | N | E | N | E | N | E | N | |
Bulk Density g/cm3 ≥ | 1.60 | 1.65 | 1.62 | 1.70 | 1.64 | 1.72 | 1.65 | 1.75 | 1.72 |
Electrical Resistance µΩ.m ≤ | 8.0 | 7.5 | 7.5 | 7.0 | 6.5 | 6.0 | 6.0 | 5.0 | 6.0 |
Bending Strength MPa ≥ | 10 | 13 | 11 | 14 | 10 | 14 | 10 | 15 | 14 |
Elastic Modulus Gpa ≤ | 10 | 14 | 12 | 14 | 12 | 14 | 14 | 15 | 14 |
C.T.E x 10-6/°C ≤ | 2.9 | 2.7 | 2.7 | 2.5 | 2.4 | 2.2 | 1.4 | 1.8 | 2.2 |
Ash % ≤ | 0.4 | 0.3 | 0.3 | 0.2 | 0.3 | ||||
*male-female graphite electrodes: we can produce other grade also according to customer’s requirements. *we can produce to meet with customer’s requirements. | |||||||||
Graphite Electrodes with grade RP RPI HP UHP
