MIG or GMAW

Metal Inert GasGas Metal Arch Welding

Objectives

• List the safety rules on a quiz with 100% accuracy.

• Label all parts of the MIG welder with 100% accuracy on a handout.

• Describe the process of set up and maintenance of a MIG welder with 80% accuracy on a handout.

• List things that can be welded on a handout with 80% accuracy.

Reasons to Learn

• Why do we need to know how to MIG weld?• Why is safety important?• Why do we need to know the parts of a MIG

welder?

Questions To Answer

• What can you weld with a MIG welder?• What are some advantages of MIG welding?• What are some safety rules for using a MIG

welder?• What are some parts of a MIG welder?

MIG Safety

1. Make sure all welding cables and their connections are in good repair.

2. Wear welding gloves, helmet, leather apron, welding chaps, leather shoes, and other personal protective equipment.

3. Never touch an electrical connection, a bare wire, work or a machine part which may cause electrical shock

4. Never weld with flammables in your pocket5. Use pliers or tongs to handle hot metal from MIG

welding process.

MIG Safety Cont.

6. Select the correct shaded lens for the electrode size being used

7. Preform all welds in a well-ventilated area.8. Do not attempt to repair or maintain a MIG

welder without thorough knowledge9. Turn off the welder before you leave the

welding area.