Lanthanated tungsten electrode
Popular in the circle of welding.
The electric conductivity of Lanthanated Tungsten is the most closed to than of 2% Thoriated tungsten.
Can easily replacethoriated tungsten electrode with Lanthanated tungsten at either DC or AC
and not have to make any welding program changes.
|
Model
|
Added impurity
|
Impurity quantity%
|
Other impurities
|
Tungsten %
|
Electric discharged power
|
Color
|
|
WL10
|
LaO3
|
0.8-1.2
|
＜0.20
|
The rest
|
2.6-2.7
|
Black
|
|
WL15
|
LaO3
|
1.3-1.7
|
＜0.20
|
The rest
|
2.8-3.0
|
Gold
|
|
WL20
|
LaO3
|
1.8-2.2
|
＜0.20
|
The rest
|
2.8-3.2
|
Blue
|
