how to avoid hole when mig weld to thin metal

[EDRA]

hello, i am just curious to the mig professional how to set the welding machine to the optimum setting to get the good welding without fail or without make a holes? (sorry my english bad)

 

[eil]

If you look at the top of the page where it says Tutorials, click on the mig and most of the answers you are looking for is in there.

 

[EDRA]

thanks sir..

 

[Exuptoy]

I generally blow holes when either welding over an area which has already been prepped and has been ground too thin or by carrying too much weld pool and the surface tension breaks and it drops through.

 

[langy]

Back it with a bit of copper

 

[outofthefire]

Back it with a bit of copper

a piece of ally works as well.