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Category · Flux Cored Wires (FCAW)

Flux Cored Wires (FCAW)

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Flux Cored Wires (FCAW)

Frequently asked questions

Which flux cored wire do I need?

The correct flux cored wire depends on the material being welded, whether you're welding indoors or outdoors, the welding position and whether shielding gas will be used.

What is flux cored wire?

Flux cored wire is a tubular welding wire containing flux within the wire. It is designed to provide improved welding performance and productivity for a wide range of fabrication and repair applications.

Why would I choose flux cored wire instead of solid MIG wire?

Flux cored wire can offer higher deposition rates, improved productivity, better positional welding characteristics and, in some cases, the ability to weld outdoors without external shielding gas.

What is the difference between gas shielded and self-shielded flux cored wire?

Gas shielded wires require an external shielding gas, while self-shielded wires generate their own shielding from the flux within the wire. Each type is suited to different applications and working environments.

Can I weld outdoors with flux cored wire?

Yes. Self-shielded flux cored wires are specifically designed for outdoor welding where wind may affect conventional gas shielding.

Is flux cored wire stronger than solid MIG wire?

The strength depends on the specific wire classification and application. Flux cored wires are often selected because they provide excellent mechanical properties, productivity and positional welding performance.

What industries use flux cored wire?

Flux cored wire is widely used in structural steelwork, shipbuilding, heavy fabrication, construction, offshore engineering, maintenance, repair and manufacturing.

Why is my flux cored weld producing excessive slag?

Excessive slag or difficult slag removal can result from incorrect welding parameters, poor travel angle, unsuitable technique or selecting the wrong wire for the application.

How should flux cored wire be stored?

Store flux cored wire in a clean, dry environment and keep it sealed in its original packaging until required. This helps protect the flux from moisture and maintains consistent welding performance.

What questions should I ask before choosing a flux cored wire?

Before selecting a flux cored wire, identify: What material am I welding? Will I be welding indoors or outdoors? Will shielding gas be available? What welding position will I be using? Is productivity or portability the priority? Answering these questions will help you select the most suitable flux cored wire for your application.

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