Weld defects
little air bubbles in the weld
Controls your arc length
What is Shielding
What is contact tip
The diameter of a single loop of wire
What is Cast
excess metal deposited outside the weld
what is spatter
controls your "amperage"
what is Wire Feed
Argon/co2
What is a Regulator
Coating that protects completed welds
What is slag
caused by high travel speeds and voltage, underfilling the weld
What is undercut
angle of your electrode towards the joint
What is work angle
Inert and Active
helps direct gas and is not required in Self shield FCAW
What is Gas Nozzle
Makes spray transfer useable Out of position
What is pulse welding
short lengths of wire stuck on the plate
what are whiskers
a backhand angle
what is Pull technique
less dense gas added to weld Thicker steels and aluminum. Makes your voice sound funny
what is Helium
What is the Liner
The most commonly used GMAW wire
ER-70s-6
caused by trapped hydrogen between slag and weld metal
what is worm tracks
Wire speed, Voltage, Travel speed
what is Dew point
makes contact and feeds wire through the line
what are drive rollers
What does the "S-6" indicate