Electrode Grade Property Unit Φ150-Φ300 mm Φ350-Φ450 mm Φ500-Φ600mm Φ650-Φ800mm
Ultra High Power (UHP) Apparent Density g/cm3 1.65-1.75 1.67-1.75 1.67-1.78
Specific Electrical Resistance µΩm 4.5-5.5 4.5-5.5 4.5-5.2
Flexural Strength N/mm2 9-14 9-14 9-14
kgf/cm2 90-140 90-140 90-140
Young’s Modulus kN/mm2 9-16 9-16 9-16
kgf/mm2 900-1650 900-1650 900-1650
Coefficient of Thermal Expansion x10-6/℃ 1.1-1.4 1.0-1.3 1.0-1.2
High Power (SHP) Apparent Density g/cm3 1.65-1.75 1.65-1.75
Specific Electrical Resistance µΩm 5.5-6.5 5.5-6.5
Flexural Strength N/mm2 8-14 8-14
kgf/cm2 80-140 80-140
Young’s Modulus kN/mm2 9-16 9-16
kgf/mm2 900-1650 900-1650
Coefficient of Thermal Expansion x10-6/℃ 1.2-1.7 1.2-1.7
Regular Power (HP) Apparent Density g/cm3 1.5-1.65 1.5-1.65
Specific Electrical Resistance µΩm 6.0-7.5 6.0-7.5
Flexural Strength N/mm2 6-9 6-9
kgf/cm2 60-90 60-90
Young’s Modulus kN/mm2 8-12 8-12
kgf/mm2 800-1200 800-1200
Coefficient of Thermal Expansion between 25-525℃ x10-6/℃ 1.2-1.8 1.2-1.8

 

Length of Electrodes

Nominal Length Standard Length (mm) Short Lenth (mm)
Inches mm Min Max Min Max
40 1000 925 1050 800 925
48 1200 1100 1250 975 1100
60 1500 1400 1600 1225 1400
72 1800 1700 1905 1525 1700
84 2100 1975 2210 1825 1975
96 2400 2275 2515 2125 2275
110 2700 2550 2895 2400 2550

 

* Due to manufacturing variables, 15% of electrodes may be short length.

 

Diameter of Electrodes

Nominal Standard (mm) Low Spot (mm)
Inches mm Min Max
3 75 73 78 72
4 100 98 103 97
5-1/8 130 127 132 126
6 150 149 154 146
7 175 174 179 171
8 200 200 205 197
9 225 225 230 222
10 250 251 256 248
12 300 302 307 299
14 350 352 357 249
16 400 403 409 400
18 450 454 460 451
20 500 505 511 502
22 550 556 562 553
24 600 607 613 604
26 650 657 663 654
28 700 708 714 705
30 750 759 765 756
32 800 810 816 807