Tag: air pressure
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Plasma Cutter Not Piercing Cleanly
If a plasma cutter is not piercing cleanly, the usual cause is a setup problem rather than a major machine fault. Start with air quality, consumable condition, ground connection, torch angle, and…
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Plasma Cutter Air Pressure Too High Symptoms
Excessive plasma cutter air pressure can cause unstable arcs, bevel cuts, double arcing, consumable wear, torch overheating, and poor cut quality.
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Plasma Electrode Pitting Causes: Air Quality, Gas Pressure, Amperage, Standoff, and Consumable Wear
Plasma electrode pitting is normal wear until the pit becomes deep, off-center, or rapidly destructive. The electrode contains an emitter insert that erodes during cutting. A small centered pit is expected. Fast…
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Plasma Cutter Pilot Arc Failure Troubleshooting: No Start, Weak Spark, Arc Dropout, and Torch Consumable Checks
Plasma cutter pilot arc failure usually comes from worn consumables, poor air supply, incorrect torch assembly, a bad work lead path, torch safety-circuit problems, or internal pilot-arc circuit failure. If the torch…