Harris ER4043 Aluminum MIG Wire Package Size:0.030 in · 1 lb Spool Material Thickness Amperage (DCEN) Travel 9SG4435 1 Material Thickness Amperage (DCEN) Travel Speed Passes Ar Flow CFH 1 8 in A36 100–140 A 5–8 in min 1 18–20 3 16 in carbon steel 140–180 A 4–6 in min 1–2 20 1 4 in plate 170–210 A 4–5 in min 2–3 20–22 Pipe root pass (Sch 40) 70–110 A 3–4 in min Root only 18–20 Interpass Cleaning: Unlike stainless The Lincoln Electric Magnum PRO AL FC 225 Air Cooled Rear Trigger MIG Welding Gun is a 225 amp professional welding gun engineered for MIG GMAW aluminum and flux cored (FCAW) applications where rear trigger placement provides optimal ergonomic control Harris 4043 is an aluminum silicon (ER4043) MIG welding filler wire used for welding 6xxx series aluminum alloys (e Select the diameter and package size from the dropdown