Welding Cast Iron With A Mig. Mig Welding Cast Iron using standard mig wire. But just as other methods youve got to take note of some stuff before starting up the weld.
The answer is yes but not recommended. MIG welder is highly possible for welding cast iron. The preferred method is ARC welding using 99 nickel rods.
Welding cast iron MIG or TIG.
The answer is yes but not recommended. You can use Arc TIG or MIG. Nickel wire is the only real option to work for this work when TIG welds with cast iron. The repairs may be made in the foundry where the castings are produced or may be made to repair casting.