WOLF Flux Cored MIG Welding Wire - 0.9mm - 0.25Kg - MIG 140

This 0.9mm flux cored MIG welding wire is designed specifically for the WOLF MIG 140 Welder. The f...

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B&QB&Q - Weld Welding WireMig 0.9mm Flux Cored0.25Kg Spool
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OnBuy.comWolf Weld Welding Wire, Mig 0.9Mm Flux Cored, 0.25Kg Spool 5056109013873
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Product Information

Full details

The WOLF Flux Cored MIG Welding Wire (0.9mm) is designed for DIY enthusiasts and trade professionals using the WOLF MIG 140 Welder who require a portable, gas-less welding solution. Its primary benefit is the elimination of bulky external shielding gas cylinders, making it highly effective for outdoor projects or windy conditions where gas coverage would be compromised. The main caveat is that it produces more spatter than gas-shielded solid wire, which necessitates post-weld cleanup.

All features

Model Part NumberMIG 140
BrandWolf Weld

Extended Product Information

FAQs

Do I need a gas cylinder with this wire?

No, this is a flux-cored wire which provides its own shielding gas when the arc is struck.

Can this wire be used on materials other than steel?

This wire is intended specifically for welding mild steel; it is not suitable for stainless steel or aluminum.

What happens if the wire gets wet?

If the flux core absorbs moisture, it can cause unstable arcs and porous welds. Keep the spool in a dry container when not in use.

Does this wire work with other MIG welders?

While it may fit other machines, it is optimized for the WOLF MIG 140's wire feed characteristics.

How do I remove the slag after welding?

Use a chipping hammer and a wire brush to remove the protective slag layer once the weld has fully cooled.

Troubleshooting

Erratic wire feeding

Check the drive tension knob; if it is too tight, the wire may deform, and if it is too loose, it will slip.

Excessive weld porosity

Ensure the wire is dry and that you are maintaining the correct tip-to-work distance during the weld.

Burn-back (wire melting into contact tip)

Increase the wire feed speed slightly or reduce the voltage setting to match the consumption rate.

Pros and Cons

Pros

  • No gas cylinders required for easier transport
  • Excellent performance in windy outdoor environments
  • Compact spool design saves space in the welder cabinet
  • Strong, reliable weld integrity for steel fabrication

Cons

  • Generates significant spatter during the welding process
  • Requires more effort to remove slag after cooling
  • Smaller 0.25kg spool requires frequent changes for high-volume jobs

Setup, Compatibility & Care

To install, open the wire compartment of your WOLF MIG 140 and place the 0.25kg spool onto the spindle, securing it with the provided tension nut. Ensure the drive roll is set to the correct groove size for 0.9mm wire. Thread the wire through the liner and nozzle, adjusting the drive tension to prevent kinking. For care, store the spool in a dry, cool environment; if the flux core absorbs moisture from high humidity, it can lead to porosity in your welds. Keep the welding nozzle clean and free of slag buildup to ensure smooth wire feeding during operation.

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