Category: Mig Support
Mig machines, consumables, parts breakdowns, and accessories
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Lincoln Electric KP2632-1, Magnum 100SG Barrel Liner: Product Breakdown
The Lincoln Electric KP2632-1 Magnum 100SG Barrel Liner is a replacement wear part for the Magnum 100SG spool gun. In wire-feed systems, liner condition matters because the liner guides the electrode wire…
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MIG Wire Feeds but No Arc? Check the Work Clamp and Return Path
If a MIG welder feeds wire but will not start a stable arc, inspect the work clamp, contact surface, cable, connectors, and polarity before replacing larger components.
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Choosing Contact Tips for a Spool Gun
Spool gun contact tips have one job: carry welding current to the wire without adding feed resistance. If the tip bore, wire diameter, or thread style is wrong, the gun can feed…
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When to Replace a MIG Gun Liner
A MIG gun liner is a wear item. When the liner starts to degrade, wire feed problems usually show up before the liner fails completely. A proper mig gun liner replacement is…
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Spool Gun Wire Feed Problems
Spool gun wire feed problems usually come from drag, tension, poor setup, or damaged consumables. Aluminum wire is soft, so small resistance changes can stop feed, cause birdnesting, or make the arc…
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Push Pull Gun Birdnesting at the Drive Rolls
Birdnesting at the drive rolls in a push-pull aluminum setup means the wire is buckling before it enters the drive system or liner correctly. The cause is usually excess resistance, poor drive…
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MIG Contact Tip Keeps Burning Back
If a MIG contact tip keeps burning back, the problem is usually not the tip alone. Burnback happens when the wire melts back into the contact tip instead of feeding cleanly into…
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MIG Wire Not Feeding Smoothly
If your MIG wire is not feeding smoothly, the fault is usually in the feed path, not the power source. Start at the spool and work forward through the drive rolls, gun…
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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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Why Flux-Cored Wire Worm Tracks Happen (and How to Stop Them)
Flux-cored wire worm tracking creates elongated porosity tunnels and gas channels in FCAW welds. Learn the most common causes, troubleshooting steps, and what to inspect before replacing liners, tips, drive rolls, or…