Push don't pull - Pushing is more effective and allows the metal to be cleaned via arc. Pulling results in soot. However in case you mig vs tig have to use pulling, you should clean in order to area employing a stainless steel brush before you start welding.
If you do not like to wear leathers, nonetheless got need to ensure that you are wearing the proper clothing. Wear clothing for made from wool or cotton. Wool is naturally fire-resistant but you make the decision to wear cotton make particular is already been treated pertaining to being fire-resistant. Avoid wearing synthetic fibers such as rayon or polyester. These materials will simply melt once they come into contact with molten metal and triggers severe burns.
Undercutting extra problem that causes what is mig welding used for troubles. It burns away the base metal in the toe for this weld. It's caused through current adjustment that is just too high; an arc gap that is just too long or failure to fill inside crater completely with weld metal.
Once you need to control with the puddle it's totally introduce the filler rod to the weld. This needs to be added via the dab and not a continuous feed. The actual procedure should be smooth and controlled, this will take some practice. Forever use the push method while using what is mig welding flashlight.
The last option to in order to weld is with a stick welder machine. While these are fast being replaced by mig machines they still have their uses. Mainly used for mild steel welds, also good for stainless steel and cast iron repair. More difficult to master than a mig welder due to the length of your electrode. Not great for welding thin metal the actual use of best sizes about 1/8 inch and upwards.
So the conclusion is this: use the lay wire method scrupulously. Like when aesthetics your important stage. When absolute complete fusion is required all during down your root of some fillet weld, the dip method key points.