TIG WELDING CAST ALUMINUM ONE INCH THICK CLEANING ACTION 4047 FILLER

WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING


METAL TYPE = ALUMINUM CASTING

THICKNESS =  1 INCH  

WELD TYPE = GROOVED OUT CRACK

JOINT TYPE = REPAIR

POSITION = VERTICAL

AMPERAGE =200 AMPS  CONTROLLED WITH FOOT PEDAL

TUNGSTEN = 2% LANTHANATED, 1/8"

FILLER WIRE = 3/32” 4047 

POLARITY = AC  

GAS FLOW = 15-18 CFH argon

CUP SIZE =  6 GAS LENS

ADDITIONAL SETTINGS =   AC BALANCE 35% CLEANING, AC FREQ 60HZ

PRE FLOW = 1 SEC

POST FLOW = 10 SEC

NOTES AND TIPS: USE CLEANING ACTION TO BOIL OUT CONTAMINANTS BEFORE MELTING.

THIS MIGHT NEED TO BE DONE SEVERAL TIMES FOLLOWED BY STAINLESS WIRE BRUSH OR CARBIDE BURR OR BOTH BEFORE PART IS CLEAN ENOUGH TO WELD

Aim for an arc length that is equal or less than the diameter of your tungsten electrode.Torch angle can be forgiving provided your arc length is tight.  

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