Author Question: To ensure that molten metal is blown away from the cut, the A-CAC operator should set the air ... (Read 118 times)

amal · **on:** Jul 24, 2018

To ensure that molten metal is blown away from the cut, the A-CAC operator should set the air pressure
regulator to _____.

a. the highest pressure possible
b. 20 psig (1.38 bars)
c. 150 psig (10.3 bars)
d. the lowest pressure that will reliably do the job

Question 2

The currents used with A-CAC electrodes compared to shielded metal arc welding (SMAW) electrodes of
the same size are _____.

a. much lower
b. much higher
c. slightly higher
d. slightly lower