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WP (EWP) is a green-tip pure tungsten intended for traditional transformer-based AC TIG welding on aluminum and magnesium. Modern inverter AC machines generally perform better with ceriated or lanthanated tungsten.
WP is the traditional choice for AC TIG welding on aluminum and magnesium with transformer-based power sources, where the electrode is commonly prepared with a balled end. Modern inverter AC machines generally benefit from ceriated or lanthanated tungsten, so check the welder manual before choosing WP.
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit https://p65warnings.ca.gov.
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