CK Worldwide T0407G Pure Tungsten Electrode .040

Pure tungsten electrodes in .040" diameter deliver reliable arc initiation and stable performance for AC welding applications. These electrodes provide clean starts and consistent arc characteristics, making them ideal for aluminum and magnesium welding where contamination control is critical. Pure tungsten electrodes offer excellent arc stability in AC applications and are particularly well-suited for welding reactive metals. The .040" diameter provides optimal current-carrying capacity for precision work while maintaining electrode integrity during extended welding sessions. Key Specifications Diameter: .040" (1.0mm) Type: Pure tungsten Application: AC welding Material compatibility: Aluminum, magnesium Manufacturer SKU: T0407G Pure tungsten electrodes are the standard choice for AC TIG welding of aluminum and magnesium alloys. The clean composition ensures minimal contamination of the weld pool, while the .040" diameter provides excellent control for detailed fabrication work. These electrodes maintain their tip geometry well under AC conditions and offer consistent performance across varying amperage ranges. Ideal for precision welding applications where weld purity and consistent arc characteristics are essential, including aerospace fabrication, automotive repair, and general aluminum welding projects.