General Studies · Welding and Joining Processes
Why is oxygen applied at a higher pressure than acetylene in oxy-acetylene metal cutting equipment?
- 1To make the cutting torch safer by preventing backfire
- 2To prevent the formation of iron oxide during cutting
- 3To burn the heated metal and blow the molten slag away from the cut✓
- 4To provide a more intense and hotter preheating flame
Correct answer
To burn the heated metal and blow the molten slag away from the cut
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