What is Welding?
Welding is a way to join two pieces of metal together by melting them and sometimes adding a material called a filler. There are different types of welding, and today we're going to talk about two of them: MIG and TIG welding.
What is MIG Welding?
MIG stands for Metal Inert Gas welding. It's a process where a machine feeds a thin wire to a welding torch, which heats up and melts the metal pieces you want to join. Sometimes, we need to fill gaps or make the joint stronger, and that's where fillers come in!
What is TIG Welding?
TIG stands for Tungsten Inert Gas welding. This process uses a non-consumable tungsten electrode to create the heat necessary to melt the metals together. Unlike MIG, when we use TIG welding, we often add our filler material manually, like a stick, into the heated area.
What is a Filler Material?
A filler is a type of material that you add to the weld joint to help hold the pieces together and make the weld stronger. It’s like using glue to hold two pieces of paper together, but in welding, we use melted metal instead. Fillers can be made of different metals, and they help to fill in gaps and make the joint smoother.
Why Use Fillers?
- Strength: Fillers make the joint stronger by adding more material.
- Gap Filling: If the pieces of metal don’t fit perfectly, fillers can fill in the gaps.
- Better Finish: Using fillers helps to create a smoother and nicer-looking weld.
Conclusion
In summary, fillers are really important in both MIG and TIG welding because they help to make sure the pieces of metal fit well together, stay strong, and look good. Next time you see something made with metal, think about how it was joined together and if fillers were used!