Welding guides
Parts, troubleshooting, equipment, and life in the trade. Browse by topic or search below.
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Why TIG Arc Wanders or Starts Hard
TIG arc wandering and hard starts call for a systematic check of the work connection, tungsten preparation, shielding gas and torch consumables. Start with the machine and torch manuals, identify the affected…
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Lincoln Electric FlexCut 45 Plasma Cutter Troubleshooting, Consumables, and Air Supply Setup
Troubleshooting guide for the Lincoln Electric FlexCut 45 plasma cutter covering arc transfer issues, consumable wear, air supply problems, cut quality issues, and setup verification.
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TIG Torch Gets Too Hot During Welding
TIG Torch Gets Too Hot During Welding If you are dealing with tig torch overheating, treat it as a setup or duty-cycle problem first. Excess heat at the torch can damage the…
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Why Flux-Cored Wire Is Producing Worm Tracks (And How to Stop It)
Worm tracks in flux-cored welding are narrow, winding surface marks that usually show up on or beside the weld bead after the slag is removed. They are not normal bead texture. In…
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How to Identify and Replace Compatible TIG Torch Consumables for Optimal Welding Performance
Correct TIG torch consumables affect arc stability, shielding gas coverage, tungsten control, heat handling, and weld consistency. The wrong collet, cup, gas lens, back cap, or tungsten size can cause poor starts,…
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Miller MDX-100 MIG Gun Replacement and Fitment Guide
The Miller MDX-100 AccuLock 10 ft MIG Gun is a 100 amp MIG gun built for operators who need a practical replacement gun with simplified liner service, AccuLock MDX consumables, and a…
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Common 70 Series Stick Electrodes: 7014 vs 7018 vs 7024
The E7014, E7018, and E7024 stick electrodes are all part of the AWS E70XX family, meaning they are designed to produce welds with approximately 70,000 PSI tensile strength. While they share similar…
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Why Flap Discs Explode: RPM Ratings, Grinder Mismatch, and Storage Problems
Learn why flap discs explode, including grinder RPM mismatch, overspeed operation, humidity damage, storage mistakes, side-loading failures, and abrasive safety problems.
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Why Plasma Cutters Randomly Lose Arc: Common Causes Most Shops Miss
A plasma cutter that randomly loses arc usually points to air pressure drop, worn electrodes, nozzle damage, torch lead faults, work clamp resistance, moisture, or transfer arc problems. Use this checklist before…
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Torch Tip Popping During Cutting
Torch tip popping during cutting is commonly caused by blocked tip passages, gas pressure imbalance, overheating, loose tips, or flashback-related flow problems.