Welding Lanthanum Tungsten Electrode WL20 Dia.3.2x150mm

2% Lanthanated Tungsten (TL2) – blue tip – 2% lanthanated is probably the most popular substitute for 2% thoriated tungsten. It offers good arc starting characteristics and longer life than 2% thoriated. It can be used for both AC and DC welding with both inverter and transformer power sources.
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