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32: Know and Understand
Adding energy to a gas can ionize it to create _____.
Plasma cutting can be performed only on electrically _____ metals.
Plasma cutting is faster than oxyfuel cutting and offers the advantage of a smaller _____-affected zone around the cut.
List the four main components of a plasma cutting system.
A person operating a 35A plasma torch should wear shade #_____ lenses.
Heavy-duty plasma torches are cooled by water, while handheld units are cooled by flowing _____.
The pilot arc in a plasma torch is formed between the _____ and the _____.
Cutting coated materials with a plasma torch requires increased levels of _____ for safety.
A standoff guide allows a plasma torch operator to use a(n) _____ to assist in cutting long straight lines.
What is the recommended method for removing excess dross adhering to the kerf of a plasma cut?
Shapes for CNC plasma cutting are drawn with _____ software.
CAD software that works with CNC equipment generates a(n) _____ that is converted into
G
code, which directs the movements of the automated plasma torch.
When multiple parts are to be cut from a single steel plate, a process called _____ is used to maximize efficient use of time and materials.
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