Engineered to exact specifications, you can count on these long-lasting electrodes to perform during your most difficult welding application, time and time again. With reliable arc-striking and a low burn-off rate, these electrodes maintain the highest quality of arc while adhering to ANSI and AWS standards. Rare Earth (purple) electrodes are ideal for welding aluminum alloys, magnesium alloys, titanium alloys, nickel alloys, copper alloys, low alloyed steels, and stainless steels.