Tag: TIG arc wander
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TIG Collet Body Overheating Symptoms: Hot Torch Front End, Black Tungsten, Arc Wander, and Gas Lens Damage
If a TIG collet body overheats, the torch front end may run hot, the tungsten may discolor, the arc may wander, the cup may crack, or the electrode may loosen after a…
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TIG Arc Starting Problems and Fixes: Hard Starts, Arc Wander, HF Start Failure, and Contaminated Tungsten
TIG arc starting problems usually come from tungsten condition, work clamp contact, gas coverage, torch setup, or start-mode settings before they come from a failed machine. If the arc will not start,…
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TIG Torch Consumable Wear Signs: Cup Cracks, Collet Slip, Gas Lens Clogs, and Dirty Tungsten
Worn TIG torch consumables usually show up as dirty tungsten, rough arc starts, porosity, black soot, poor gas coverage, tungsten slipping, cup cracking, and inconsistent bead color. The problem is often not…
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TIG Tungsten Balling Causes on AC Welding: Aluminum Setup, AC Balance, Amperage, and Electrode Choice
TIG tungsten balls on AC because the electrode is getting too hot at the tip. A small controlled ball can be normal on older transformer-style AC aluminum welding, especially with pure or…
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How to Fix an Unstable TIG Arc from Poor Tungsten Prep
A wandering TIG arc is often blamed on gas flow, amperage, or the machine. Those issues can matter, but the tungsten electrode is one of the first places to check. A contaminated,…
