Original
By certification 
Baoji Refractory Metal Developer Co.,Ltd is one of the leading China lanthanated electrodes manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale lanthanated electrodes products from us.
Lanthanated tungsten electrodes
It has a good property and conductivity reaches WT20 electrode,it can be used under alternation current and works well.
² Chemical Composition:
Execute ISO 6848 international and AWSA5-95
Designation |
W% |
Oxide% |
Impurity% |
Color Mark |
|
WL |
WL10 |
Balance |
LAO2O3 0.9~1.2 |
<0.2 |
|
WL15 |
Balance |
LAO2O3 1.3~1.7 |
<0.2 |
|
|
WL20 |
Balance |
LAO2O3 1.8~2.2 |
<0.2 |
|
² Specification and Tolerance:
Diameter（mm） |
Diameter tolerance(mm) |
Length tolerance(mm) |
Flat degree |
Φ0.2~Φ2.5 |
±0.05 |
±1 |
Not large 0.5% length of electrodes |
Φ2.5~Φ25 |
±0.1 |
