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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 AWSA5-95DesignationW%Oxide%Impurity%Color MarkWLWL10BalanceLAO2O3 0.9~1.2<0.2 WL15BalanceLAO2O3 1.3~1.7<0.2 WL20BalanceLAO2O3 1.8~2.2<0.2 ² Specification and Tolerance:Diameter（mm） Diameter tolerance(mm)Length tolerance(mm) Flat degreeΦ0.2~Φ2.5±0.05±1Not large 0.5% length of electrodesΦ2.5~Φ25±0.1
