Differentiate between TIG and MIG.
Sr. No
|
TIG
|
MIG
|
1 |
In Tungsten Inert Gas arc welding, non- consumable tungsten electrode is used
|
In Metal Inert Gas arc welding, consumable metallic electrode is used
|
2 |
Both AC and DC supply may be used
|
DC with reverse polarity is used
|
3 |
Filler metal may or may not be used
|
Filler metal not used as electrode itself serve both purposes of 0producing arc and filler metal
|
4 |
Not used for welding plates thicker than 6 mm
|
Best suited for welding jobs thicker than 6 mm
|
5 |
Welding speed is low
|
Welding speed is fast
|
6 |
Electrode feed not required
|
Electrode need to be feed at constant speed from wire reel
|
7 |
Penetration not so much deeper
|
Deeper penetration is obtained
|
8 |
Requires skilled operator
|
Less skilled operator can do the job
|