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Flux-core vs stick welding for beginners

The two processes that do not care about wind or rust. They solve the same problem in different ways, and one is much easier to start with.

Ryder M.Published Updated How we pick →

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Two welded steel samples laid side by side for comparison

The short answer

Start with flux-core. Both processes work outdoors on rusty steel, but a wire-feed arc starts itself when you pull the trigger, while a stick arc has to be struck and held — a separate skill you must learn before you can begin learning to weld. Stick is a better second process than a first one.

Flux-core compared with stick welding
Self-shielded flux-coreStick (SMAW)
Shielding fromFlux inside the wireFlux coating on the electrode
Starting the arcPull the triggerStruck by hand, and easy to stick
Continuous weldingYes, until the spool runs outStops at the end of each rod
Works outdoorsYesYes
Rusty or painted steelGoodBetter — the most tolerant process there is
Thin sheetDifficultVery difficult
Thick plate on a home supplyLimited by the machineBetter — stick reaches thicker material
Equipment costMachine plus wireCheapest of all — machine plus rods
SlagYesYes, more of it
Learning curveGentleSteeper at the start
Process characteristics per American Welding Society guidance for FCAW-S and SMAW.

Why they are so similar

Both are flux-shielded processes. Flux-core carries its flux inside a hollow wire; stick carries it as a coating on a solid rod. In both, the flux burns in the arc, produces shielding gas and leaves slag on top of the weld.

That shared mechanism is why both work outdoors where gas MIG fails, why both tolerate rust and mill scale, and why both leave you chipping slag. If you have learned to read a flux-core bead, most of that transfers directly to stick.

The difference that matters for a beginner

Arc initiation.

A wire-feed machine starts the arc for you. The wire advances, touches the work, and the arc establishes itself. You concentrate on angle, travel speed and stickout.

Stick requires you to strike an arc by scratching or tapping the electrode on the work and lifting to exactly the right distance. Too far and it extinguishes; too close and the electrode sticks to the work, which happens constantly at first and is briefly alarming.

It is entirely learnable in an afternoon. But it is an afternoon spent before you begin learning what a good bead looks like, and for someone whose real goal is a finished gate rather than a craft, that matters.

Where stick is genuinely better

Thick material on a modest supply. This is the real one. Stick electrodes deposit metal efficiently, and a stick machine on 240 volts reaches thicknesses a 120-volt wire feeder cannot approach. If heavy repairs are your work, stick is a serious answer.

Truly awful material. Stick is the most tolerant process there is. Rusty, painted, greasy, galvanized, outdoors, in the rain — a stick arc keeps going where a wire feeder struggles.

Cost and simplicity. A stick machine is the cheapest arc welding there is. No drive rolls, no liner, no contact tips, no gun to wear out. Rods store indefinitely if kept dry.

Awkward positions. A stick electrode holder reaches into places a MIG gun simply does not fit.

Where flux-core wins

Continuous welding. A spool lasts for many joints; a stick rod burns down in a minute or two and then you stop, chip, brush, fit a new rod and restart. On a long seam that is a lot of interruptions, and every restart is a potential defect.

Thin material. Neither process is good on thin sheet, but flux-core is meaningfully better. Stick on 16 gauge is an exercise in frustration.

Getting started quickly. No arc-striking skill, and no rod selection — stick requires choosing an electrode type and diameter for the job, which is another decision layer.

Is one stronger?

No. AWS classifies E71T-11 flux-cored wire and common E6011, E6013 and E7018 stick electrodes in comparable tensile classes — E7018 and E71T-11 are both 70,000 psi class electrodes.

A correct weld in either is stronger than the mild steel around it. As everywhere else on this site, the meaningful question is which process makes a correct weld easier to achieve in your conditions, on your material, with your skill — stick versus MIG takes the same question from the gas side.

What most home shops end up with

A wire-feed machine as the primary welder, and stick capability for the jobs where it is the right tool — outdoor structural repairs, thick material, filthy steel.

That is why small multiprocess machines are popular: they add stick for little money and no extra footprint. If your real problem is thickness rather than process, though, adding stick to a 120-volt machine does not solve it — that is a supply voltage question.

What we would buy

1. Best flux-core starting point

Forney Easy Weld 261 140 FC-i

Continuous controls and a 30% duty cycle at 90 amps, with nothing to learn first.

For a first machine, wire feed beats stick on one decisive point: the arc is self-sustaining. Pull the trigger and it starts. Learning to strike and hold a stick arc is a separate skill you have to acquire before you can start learning to weld.

Forney publishes 30% duty cycle at 90 amps, continuous voltage and wire-speed control, 140 amps, a quarter inch of steel and 19 pounds.

What works

  • 30% duty cycle at 90 A is unusually generous for a 120 V machine in this class
  • Infinite voltage and wire-speed control rather than four fixed taps, so you can actually dial a setting in
  • 19 lb — genuinely carryable to the job instead of the job coming to it
  • No gas bottle, no regulator, no second purchase before your first weld

What does not

  • Flux-core only. It will never run gas, so it cannot become your Level 2 machine
  • Every weld leaves slag that has to be chipped and wire-brushed off
  • Needs a 20 A circuit — a 15 A garage lighting circuit will trip at higher settings

2. If you want both

Forney Easy Weld 271 140 MP

Adds stick to a 120V shop without a second machine or any electrical work.

The honest conclusion of this comparison is usually "start with wire, add stick later", and a small multiprocess machine collapses that into one purchase.

Forney rates it at 140 amps on 120 volts across gas MIG, flux-core, stick and DC lift TIG. The 120-volt ceiling still caps you around a quarter inch, so this adds processes rather than capacity.

What works

  • Stick capability matters more than it sounds: rusty, painted or outdoor steel is where MIG struggles and stick does not
  • Same simple two-dial interface as Forney's flux-core machines

What does not

  • 120 V only — the 140 A ceiling caps you at roughly 1/4 in
  • TIG is lift-start DC with no pedal; treat it as a bonus, not a feature you bought
  • Spool gun is not supported, so aluminum MIG is out

Who this is wrong for: Anyone whose actual problem is thickness rather than process. This is a 120V machine and adding stick does not raise the ceiling.

3. Both processes with real output

YESWELDER MIG-205DS PRO

205 amps of stick and MIG on 220V, from a 22.7 lb machine.

Stick benefits more than any other process from a 240-volt supply, because stick electrodes for heavier material want real amperage. YESWELDER publishes 20 to 205 amps of stick output on 220 volts alongside 30 to 205 amps MIG.

For a shop that already has, or is planning, a 240-volt circuit, this is the version of "both processes" that actually extends what you can build.

What works

  • Synergic mode sets voltage and wire speed from the thickness you select, which removes the single hardest part of learning MIG
  • Spool-gun capable, so aluminum is a gun purchase rather than a machine purchase
  • 22.7 lb for a 205 A dual-voltage machine is remarkable

What does not

  • Lift TIG is DC only and has no foot pedal, so it will not weld aluminum and is not a route to Level 3
  • Five processes means five sets of consumables to stock
  • Dealer support and warranty handling are not on the level of Hobart or Lincoln

Questions people actually ask

Is stick welding harder than flux core?

At the start, yes, because you have to strike and hold the arc by hand rather than pulling a trigger. Electrodes stick to the work constantly while you are learning.

Once the arc is established, the two feel similar — both produce slag and both are read the same way.

Which is stronger, stick or flux core?

Neither, inherently. E71T-11 flux-cored wire and E7018 stick electrodes are both 70,000 psi class, and a correct weld in either is stronger than mild steel.

What differs is which is easier to execute correctly on your material and in your position.

Can one machine do both stick and flux core?

Yes — multiprocess machines are common and add stick for relatively little money.

Be aware that adding stick to a 120-volt machine adds a process, not capacity. The voltage ceiling still limits what you can weld in a single pass.

Is stick welding cheaper?

The equipment is, usually by a clear margin. A stick machine has no drive rolls, liner, contact tips or gun to wear out, and rods store indefinitely if kept dry.

Per inch of weld the consumable costs are broadly comparable.

Which should I learn first?

Flux-core, for most people. It removes arc-striking from the list of things you have to learn on day one, and lets you concentrate on angle, travel speed and reading a bead.

Stick transfers easily afterwards, because both are slag processes and most of what you learn carries over.

Sources

Back to Level 1 · Flux-Core, or start over at Find Your Level.

Ryder M.

Ryder M. is the hands-on owner behind Magoo Media Group. He writes Arc & Bead's buying guides and picks every machine on the site. What every recommendation is based on — and what it is not based on — is set out on How We Pick.