Scroll down for exact settings shown in video
I know that 3/64" diameter wire would have been a better choice but .035" 4043 was all I had on hand.
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WELD PROCESS = GMAW, GAS METAL ARC WELDING
METAL TYPE = ALUMINUM ALLOY
THICKNESS = 1 INCH TO 1/2"
WELD TYPE = Fillet welds
JOINT TYPE = TEE
POSITION = 2F HORIZONTAL
VOLTS = 25.0 volts
WIRE SPEED = 590 IPM
WIRE SIZE = .035” 4043
POLARITY = DCEP
GAS FLOW = 25-35 CFH 100% ARGON GAS
CTWD = 1/2” - 3/4"
FILLER METAL = ER4043 .035"
ADDITIONAL SETTINGS =
TIPS:A longer contact to work distance CTWD of 1/2”-3/4” helps with spray transfer aluminum mig welding.