Stanford Materials (SMC) provides a variety of tungsten electrodes for all welding needs.
Other pure tungsten: Tungsten Rod / Bar, Tungsten Heater, Tungsten Wire, Tungsten Crucible, etc.
|
Item Name |
Added Impurity (%) |
Other Impurities (%) |
Electric discharged power (eV) |
Color code |
|---|---|---|---|---|
|
pure Tungsten electrode |
--- |
< 0.2% |
4.5eV |
Green |
|
Thoriated Tungsten electrode |
ThO2 (0.90% ~ 1.20%) |
< 0.2% |
2.0eV ~ 3.0eV |
Yellow |
|
ThO2 (1.80% ~ 2.20%) |
< 0.2% |
2.0eV ~ 3.0eV |
Red |
|
|
ThO2 (2.80% ~ 3.20%) |
< 0.2% |
2.0eV ~ 3.0eV |
Violet |
|
|
ThO2 (3.80% ~ 4.20%) |
< 0.2% |
2.0eV ~ 3.0eV |
Orange |
|
|
Ceriated Tungsten electrode |
CeO2(1.80% ~ 2.20%) |
< 0.2% |
2.7eV ~ 2.8eV |
Grey |
|
Lanthanated tungsten electrode |
La2O3 (0.80% ~ 1.20%) |
< 0.2% |
2.8eV ~ 3.2eV |
Black |
|
La2O3 (1.30% ~ 1.70%) |
< 0.2% |
2.8eV ~ 3.0eV |
Golden |
|
|
La2O3 (1.80% ~ 2.20%) |
< 0.2% |
2.6eV ~ 2.7eV |
Azure |
|
|
Yttriated Tungsten electrode |
Y2O3 (1.80% ~ 2.20%) |
< 0.2% |
2.0eV ~ 3.9eV |
Blue |
|
Zirconiated Tungsten electrode |
ZrO2 (0.20 ~ 0.40%) |
< 0.2% |
2.6eV ~ 2.7eV |
Brown |
|
ZrO2 (0.70% ~ 0.90%) |
< 0.2% |
2.6eV ~ 2.7eV |
White |
|
|
composite electrode |
CeO2, ThO2, La2O3, ZrO2, Y2O3 (1.50% ~ 3.00%) |
< 0.2% |
|
Grass green |
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