Product Details
Specifications for RP, HP, UHP graphite electrodes with nipples:
RP |
HP |
UHP |
Electrode: Bulk Density≥ 1.56g/cm3 Specific Resistivity≤ 8.5μm Bending Strength≥ 10.0MPa Elastic Modulus≤ 9.3GPa Thermal Expansion Coefficient≤ 2.7x10 -6/°C Ash≤ 0.5% Nipple: Bulk Density≥ 1.68g/cm3 Specific Resistivity≤ 7.0μm Bending Strength≥ 14.0MPa Elastic Modulus≤ 13.7GPa Thermal Expansion Coefficient≤ 2.5 x10 -6/°C Ash≤ 0.5% |
Electrode: Bulk Density≥ 1.65g/cm3 Specific Resistivity≤ 6.5μm Bending Strength≥ 12.0MPa Elastic Modulus≤ 10.0GPa Thermal Expansion Coefficient≤ 2.2x10 -6/°C Ash≤ 0.3% Nipple: Bulk Density≥ 1.74g/cm3 Specific Resistivity≤ 5.5μm Bending Strength≥ 16.0MPa Elastic Modulus≤ 14.0GPa Thermal Expansion Coefficient≤ 2.0 x10 -6/°C Ash≤ 0.3% |
Electrode: Bulk Density≥ 1.68g/cm3 Specific Resistivity≤ 5.8μm Bending Strength≥ 16.0MPa Elastic Modulus≤ 14.0GPa Thermal Expansion Coefficient≤ 1.9x10 -6/°C Ash≤ 0.2% Nipple: Bulk Density≥ 1.76g/cm3 Specific Resistivity≤ 4.5μm Bending Strength≥ 18.0MPa Elastic Modulus≤ 16.0GPa Thermal Expansion Coefficient≤ 1.4 x10 -6/°C Ash≤ 0.2% |
Actual diameters |
Actual lengths |
Mm |
Mm |
MAX |
MIN |
Rough spot |
Length |
Tolerance |
Shot Ruler size |
200 |
8 |
204 |
201 |
198 |
1600 |
±100 |
-275 |
250 |
10 |
256 |
252 |
248 |
1600 1800 |
300 |
12 |
307 |
303 |
299 |
350 |
14 |
357 |
353 |
347 |
400 |
16 |
409 |
404 |
400 |
1600 1800 2000 |
450 |
18 |
460 |
455 |
451 |
500 |
20 |
511 |
506 |
502 |
600 |
24 |
613 |
607 |
604 |
780 |
31.2 |
782 |
776 |
774 |
2000 2200 2400 |
±100 |
-400 |
800 |
32 |
802 |
796 |
794 |
870 |
34.8 |
872 |
866 |
862 |
900 |
36 |
902 |
896 |
892 |
920 |
36.8 |
922 |
916 |
912 |
960 |
38.4 |
962 |
956 |
952 |
1020 |
40.8 |
1022 |
1016 |
1012 |
2200 2600 2800 |
1060 |
42.4 |
1062 |
1056 |
1052 |
1100 |
44 |
1102 |
1092 |
1092 |
1146 |
45.8 |
1148 |
1140 |
1138 |
1197 |
47.9 |
1199 |
1191 |
1189 |
1250 |
50 |
1252 |
1244 |
1242 |
1272 |
50.9 |
1274 |
1266 |
1264 |
1305 |
54.4 |
1307 |
1299 |
1297 |
1321 |
52.8 |
1323 |
1315 |
1313 |
1400 |
56 |
1402 |
1394 |
1392 |