16ga 6061 aluminum using 1/16" (1.6mm) 4043 filler.
I used a tapered 2% lanthanated 3/32" (2.4mm) tungsten.
Welding small aluminum coupons with a chill backing,
This can also be done without backing but on small pieces of aluminum heat can saturate the piece and the puddle gets very watery.
Chill bars are not usually required on larger pieces
Fun fire pit project using plasma cam and welded up with dual shield flux core.
My Friend JD designed and cut the parts to convert a Harbor Freight Hand Truck to a very functional welder cart for a lincoln power mig 210mp
I got tired of misplacing my wrench for gauges and flowmeters so I made a dedicated wrench that hangs on the tank