Question

when cutting expanded metal you may want to use _________?
(select 3.)

tip saver
expanded saver
expanded metal
auto-refire

Explanation:

Analyze the cutting requirements for expanded metal

When cutting expanded metal using a plasma cutter, the material has open gaps (mesh structure). A standard plasma cutting arc will extinguish when it encounters an open gap because the circuit is broken. To prevent this, specialized modes or features are used on modern plasma cutters (such as Miller Spectrum series cutters, as indicated by the Miller logo in the top right).

Evaluate the given options

• Tip saver: This is a common term/feature associated with protecting the consumable tip during continuous pilot arc operation.
• Expanded saver: This is not a standard industry term for plasma cutting modes.
• Expanded metal: This is a dedicated mode on many plasma cutters (like Miller Spectrum machines) that allows the pilot arc to remain lit or automatically re-initiate when crossing the open gaps of expanded metal.
• Auto-refire: This is the specific technology/mode name used by Miller plasma cutters. It automatically re-initiates the pilot arc when cutting expanded metal or grate without having to release and re-trigger the torch, saving consumable wear and improving efficiency.

Select the three correct options

The prompt asks to "Select 3" options that you may want to use when cutting expanded metal. Based on standard plasma cutting terminology and Miller-specific features:

1. Tip saver (helps protect the nozzle/tip during frequent pilot arc restarts)
2. Expanded metal (the name of the mode on the machine interface)
3. Auto-refire (the underlying technology that enables continuous cutting across gaps)

These three choices directly relate to the settings and features designed for cutting open-mesh materials.

Answer:

• Tip saver (Correct answer)
• Expanded saver
• Expanded metal (Correct answer)
• Auto-refire (Correct answer)