Exam (elaborations)
MIG WELDING TERMS TEST
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MIG WELDING TERMS TESTWhat is a welding process that uses an arc between a continuous filler
metal electrode and the weld pool? - ANSWER MIG Welding
How is fusion achieved in MIG welding? - ANSWER By the electric arc
between the filler metal and workpiece
What type of welding machine is required for MIG welding? - ANSWER
One that uses both DCRP and DCSP
What polarity is used in all MIG welding applications? - ANSWER
DCRP (Direct Current Reverse Polarity)
What kind of weld penetration does Direct Current Reverse Polarity
produce? - ANSWER Deeper Weld Penetration
Using DCRP, what kind of metal can you weld? - ANSWER All metal
types
What is another name for the filler metal electrode? - ANSWER Filler
wire
What carries the current to the base metal? - ANSWER The filler metal
What are the advantages of MIG welding? - ANSWER 1) Faster clean
up
2) Faster welding
3) Easy to learn
4) More economical than TIG when welding thin stock
Before preforming any maintenance always do what? - ANSWER
Disconnect the Power
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