Sr. No | EM Coil Type | Coil Current (kA) | Central B Field (T) (without job) | Leak rate (m.bar.L/s) | Freq. (kHz) | Weld length/Coil life |
1 | Be-Cu | 240 | 25 | <10 - 9 | 13 | No weld |
2 | Be-Cu | 250 | 26 | ~10 - 9 | 13 | Weld length [2 - 3 mm] Coil life ~10 shots |
3 | Be-Cu | 260 | 27 | ~10 - 9 | 13 | Weld length [4 - 7 mm] Coil life [6 - 8 shots] |
4 | Be-Cu | 270 | 28 | ~10 - 9 | 13 | Weld length [5 - 8 mm] Coil life-3 shots (max) |
5 | Be-Cu | 280 | 29 | ~10 - 9 | 13 | Weld length [5 - 8 mm] Coil life-single shot |
6 | Be-Cu | 260 | 28 | ~10 - 9 | 39 | Weld length [5 - 8 mm] Coil life-3 shots |
7 | Cu | 260 | 27.5 | ~10 - 9 | 14 | Weld length [4 - 7 mm] Coil life-single shot |