Commom tungsten elcetrodes
2% thoriated tungsten electrode (WT20)
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Detail
| Trade mark | Added impurity | Impurity quantity | Other impurities | Tungsten | Electric discharged power | Color sign |
| WT20 | ThO2 | 1.70 -2.20% | <0.20% | The rest | 2.0 - 3.0 | Red |
Characteristic:
◆ Good cutting ability
◆ Good creep resistance ability
◆ High recrystallization temperature
◆ Long-term durability
◆ Higher conductivity
◆ DC
◆ Carbon steel, stainless steel, nickel alloy and titanium alloy suitable