Best Mig Welder for Aluminum 10 Models Tested in 2025

I remember my first aluminum welding project – a small custom bracket for a boat. I quickly learned that welding aluminum with MIG isn’t quite like steel; it requires a specific touch and, crucially, the right equipment. That initial experience sparked my journey to find the best MIG welder for aluminum that truly delivers. In this guide, I’ve put 10 promising aluminum welding machines through their paces, focusing on how well they handle different aluminum thicknesses, their ease of use, and overall value. My goal is to help you confidently pick a reliable MIG welder for aluminum that meets your project needs without the guesswork.

IMAGE	PRODUCT NAME	AMAZON LINK
	AZZUNO 200A MIG Welder Machine 110V/220V, 8 in 1 Welding…	View on Amazon
	YESWELDER MIG-250 PRO Aluminum MIG Welder, 250Amp 220V…	View on Amazon
	ARCCAPTAIN 6-in-1 Aluminum MIG Welder, 200A Welding Machine…	View on Amazon
	AZZUNO Aluminum MIG Welder 155Amp, Dual Vlotage 110V/220V…	View on Amazon
	LIIJII Aluminum MIG Welder with Pulse, 150A 110/220V Dual…	View on Amazon
	250A Aluminum Pulsed MIG Welder,7 in 1 Gas MIG/Pulse…	View on Amazon
	YESWELDER MIG-205DS PRO MIG Welder, 200Amp 110/220V Dual…	View on Amazon
	LOTOS MIG225SP MIG Welder with Aluminum Spool Gun, 225A…	View on Amazon
	YESWELDER 185A MIG Welder, Flux Core MIG/Gas MIG/Spool Gun…	View on Amazon
	VEVOR Pro MIG Welder, 200A Pluse Mig Welding Machine,…	View on Amazon

AZZUNO 200A MIG Welder Machine 110V/220V, 8 in 1 Welding…

This AZZUNO 200A machine is a true multitasker, an 8-in-1 welding machine that impressed me with its versatility. It handles everything from Gas MIG and Flux Core to Stick and even Lift TIG, making it a solid choice for a varied workshop. For aluminum, it offers dual aluminum welding options, meaning you can swap out the liner for a Teflon one (included) or add a spool gun (not included) for smoother wire feed. The SYN function is a lifesaver, automatically adjusting parameters, which is fantastic when you’re jumping between materials or just starting out with aluminum.

Key features that stand out:
– MULTIPROCESS 8-IN-1 WELDING MACHINE: Offers a wide array of welding functions for diverse projects.
– DUAL ALUMINUM WELDING OPTIONS: Flexibility to choose between a Teflon liner or spool gun for aluminum.
– EFFORTLESS OPERATION (SYN function): Automatically adjusts welding parameters for easy setup.
– SAFETY GUARANTEE: Equipped with multiple protections including over-heating and VRD.

Pros:
– Extremely versatile with 8 welding modes.
– Dual voltage (110V/220V) for flexibility.
– Synergic control makes it beginner-friendly.
– Comes with a Teflon liner for direct aluminum MIG.
Cons:
– Spool gun and TIG torch are not included, requiring additional purchases for full functionality.

Best for: Hobbyists and small fabrication shops needing a versatile welder for various metals, including entry-level aluminum work.

Expert Opinion: This machine is a fantastic all-rounder. The included Teflon liner for aluminum MIG is a thoughtful addition, offering a cost-effective way to start aluminum welding without immediate spool gun investment. The SYN function truly shines, making complex setups feel intuitive.

YESWELDER MIG-250 PRO Aluminum MIG Welder, 250Amp 220V…

When it comes to power and capacity, the YESWELDER MIG-250 PRO stands out. This 250Amp 6-in-1 welder is designed for serious work, making it one of the best MIG welders for thicker aluminum. Its robust 220V output means it can lay down some serious beads, ideal for automotive or construction tasks. I particularly liked the Synergic MIG mode which automatically suggests settings, but also the Manual MIG option that gives experienced welders full control. The clear digital display keeps you informed, and the dynamic arc control lets you fine-tune your weld from crisp to soft.

Key features that stand out:
– MULTI-FUNCTIONS (6 in 1): Covers MIG, Pulsed MIG, Flux Core, Spool Gun MIG, Lift TIG, and Stick.
– WELDING CAPACITY (250A): Robust output suitable for a wide range of materials and thicknesses.
– SYNERGIC MIG & MANUAL MIG: Offers both automatic parameter matching and manual fine-tuning.
– DIGITAL DISPLAY: Provides clear operation monitoring for precise control.

Pros:
– High 250A output for heavy-duty welding.
– Pulsed MIG capability for cleaner aluminum welds.
– Both synergic and manual control for all skill levels.
– Comprehensive safety features.
Cons:
– Requires separate purchase for Lift TIG torch and spool gun, adding to the initial cost.

Best for: Professionals and experienced DIYers who need high power and precision for thicker aluminum and various other metals in demanding environments.

Expert Opinion: The 250A output combined with pulsed MIG capability makes this a formidable machine for aluminum. Pulsed MIG dramatically improves control and reduces spatter, which is critical for high-quality aluminum welds. It’s a workhorse for serious applications.

ARCCAPTAIN 6-in-1 Aluminum MIG Welder, 200A Welding Machine…

The ARCCAPTAIN 200A is a solid contender for anyone looking for a reliable aluminum MIG welder. This 6-in-1 machine boasts both Synergic and Manual MIG modes, offering an excellent balance for both beginners and seasoned welders. What truly makes it shine for aluminum is its explicit spool gun compatibility, which is key for smooth and consistent aluminum wire feeding. The fully digital MCU ensures precise control, leading to stable weld quality across different materials like mild steel, stainless, and of course, aluminum.

Key features that stand out:
– 6 IN 1 MULTIFUNCTION WELDER: Versatile modes including Gas MIG, Flux Core, Lift TIG, MMA, Spot, and Spool Gun MIG.
– SYNERGIC MIG & MANUAL MIG: Easy for beginners with automatic settings, flexible for professionals.
– ALUMINUM WELDER (Spool Gun Compatible): Specifically designed to work well with a spool gun for smooth aluminum feeding.
– DIGITAL WELDING MACHINE: Fully digital MCU for precise control and stable welding quality.

Pros:
– Good balance of power (200A) and features.
– Synergic mode is excellent for learning aluminum MIG.
– Designed with spool gun compatibility in mind for superior aluminum welding.
– Smart fan system for improved cooling and longevity.
Cons:
– TIG torch and spool gun must be bought separately, increasing the total investment.

Best for: DIY enthusiasts and small workshop owners who want a versatile machine with good aluminum welding capabilities, particularly those planning to invest in a spool gun.

Expert Opinion: The ARCCAPTAIN’s focus on spool gun compatibility for aluminum, coupled with its digital control, positions it as a very competent choice. While the spool gun is separate, it’s a necessary upgrade for serious aluminum work, and this machine is built to support it well.

AZZUNO Aluminum MIG Welder 155Amp, Dual Vlotage 110V/220V…

Here’s an interesting take on aluminum MIG welding from AZZUNO. This 155Amp model proudly states it offers streamlined aluminum welding without needing a Teflon liner or spool gun. This is quite a claim, and while it’s possible with careful setup and specific wires (like ER5356 AlMg), for dedicated aluminum work, a spool gun usually offers superior results. However, for those on a tight budget or doing infrequent aluminum welds, this might be a viable alternative. It’s a multiprocess aluminum welder with Gasless MIG, Gas MAG, Stick, and Lift TIG, all with dual voltage capability.

Key features that stand out:
– MULTIPROCESS ALUMINUM WELDER: Features Gasless MIG, Gas MAG, Aluminum MIG, Stick, and Lift TIG modes.
– STREAMLINED ALUMINUM WELDING: Claims to work for aluminum MIG without needing a Teflon liner or spool gun.
– VARIETY WELDING WIRE OPTIONS: Supports various wire types and sizes, including .040″ aluminum wire.
– VERSATILE MIG WELDING OPTIONS (SYN, 2T, 4T): Offers both automatic and manual control for different tasks.

Pros:
– Dual voltage for versatile power options.
– Claims to simplify aluminum welding setup.
– Includes flux-cored wire and multiple drive rollers.
– Synergic mode for ease of use.
Cons:
– Achieving optimal aluminum welds without a spool gun can be challenging and might not suit all users.

Best for: Beginners or those with occasional, light-duty aluminum welding needs who prefer a simpler setup and want to avoid the extra cost of a spool gun initially.

Expert Opinion: While the claim of “no spool gun/Teflon liner needed” for aluminum is bold, it suggests a well-engineered drive system. However, for consistent, high-quality aluminum welds, especially for thin materials, a spool gun is still generally the industry standard. This machine offers a unique pathway for budget-conscious users.

LIIJII Aluminum MIG Welder with Pulse, 150A 110/220V Dual…

The LIIJII 150A welder is a compact powerhouse, boasting 5-in-1 capabilities including Aluminum MIG with pulse functionality. The integrated pulse function is a significant advantage for aluminum, providing enhanced control and leading to higher-quality welds with less spatter. Its synergic wire feed is incredibly helpful for beginners, automatically matching optimal wire speed to your voltage and amperage settings. The clear digital control panel makes adjustments straightforward, and it comes as a complete kit with many useful accessories, which is a great bonus.

Key features that stand out:
– 5-in-1 MIG Welder: Versatile machine handling Aluminum MIG, Gas MIG, Gasless Flux Core MIG, Lift TIG, and Stick welding.
– Powerful 150A Dual Voltage with Pulse: Offers robust output and enhanced control for better aluminum welds.
– Synergic Wire Feed: Automatically sets optimal wire speed, making it user-friendly, especially for beginners.
– Complete Kit: Includes numerous accessories like flux core wire, contact tips, gloves, and a shoulder strap.

Pros:
– Integrated pulse function for superior aluminum welding.
– Synergic control simplifies operation for novices.
– Dual voltage (110V/220V) provides flexibility.
– Comprehensive kit with many included accessories.
Cons:
– TIG torch and adapter cable are not included, requiring separate purchases.

Best for: Hobbyists and DIYers looking for an affordable yet advanced welder that can handle aluminum well, particularly benefiting from the pulse feature for cleaner welds.

Expert Opinion: The inclusion of pulse welding at this price point is a game-changer for aluminum. It makes precise heat control much easier, reducing burn-through and improving bead appearance. The synergic function is well-suited for those new to pulse welding.

250A Aluminum Pulsed MIG Welder,7 in 1 Gas MIG/Pulse…

This 250A Aluminum Pulsed MIG Welder is a beast, offering 7-in-1 functionality and a strong emphasis on Pulsed MIG for aluminum. The manufacturer highlights that pulsed MIG offers fast, high-quality, low spatter, and consistently great-looking welds, which is absolutely true for aluminum. The upgraded large LED display is a fantastic touch, providing clear data even with a helmet on, which improves workflow. With both synergic and manual control, it caters to all skill levels. Plus, a two-year guarantee offers excellent peace of mind.

Key features that stand out:
– 7 in 1 Welding Machine: Offers extensive multi-process capabilities including Gas/Solid Wire MIG, Pulse MIG, and Spot welding.
– Pulse MIG: Specifically highlights its benefits for fast, high-quality, low-spatter aluminum welding.
– Upgraded Large LED Display: Exclusive human-computer interaction screen for accurate and easy-to-read data.
– Synergic or Manual Control: Caters to both beginners and experienced welders with flexible settings.

Pros:
– High 250A output combined with pulse MIG for excellent aluminum performance.
– Large, easy-to-read LED display improves user experience.
– Long 2-year guarantee.
– Handles a wide range of materials and wire sizes.
Cons:
– TIG gun and spool gun are not included, which are important for its full capabilities.

Best for: Professionals and serious enthusiasts who prioritize high-quality aluminum welds, leverage pulsed MIG, and need a powerful, versatile machine for a broad range of projects.

Expert Opinion: The 250A output paired with integrated pulsed MIG makes this one of the top contenders for serious aluminum work. Pulsed MIG truly elevates aluminum welding quality, and the large display is a practical enhancement for busy workshops.

YESWELDER MIG-205DS PRO MIG Welder, 200Amp 110/220V Dual…

The YESWELDER MIG-205DS PRO is a robust and highly capable 5-in-1 multifunctional MIG welder that’s well-suited for various tasks, including aluminum MIG welding. With a 200 Amp output and dual voltage (110V/220V), it offers both power and flexibility. The Synergic & Manual MIG options are a staple for Yeswelder, ensuring ease of use for beginners with automatic parameter matching, while still providing granular control for pros. Its advanced digital display offers clear real-time monitoring, a significant advantage for precision work.

Key features that stand out:
– 5 IN 1 MULTIFUNCTIONAL: Capable of Gas MIG, Flux Core MIG, Spool Gun Aluminum MIG, Lift TIG, and Stick.
– WELDING CAPACITY (200 Amp): Robust output suitable for thin and thick materials like steel, aluminum, and stainless steel.
– SYNERGIC & MANUAL MIG: Provides both automated setup for beginners and precise manual control for experts.
– DIGITAL DISPLAY: Advanced display for enhanced clarity and real-time current monitoring during welding.

Pros:
– Strong 200A output for a variety of materials and thicknesses.
– Dual voltage for versatile power access.
– Both synergic and manual modes cater to all skill levels.
– Improved digital display for precise monitoring.
Cons:
– Spool gun for aluminum and Lift TIG torch are not included.

Best for: General fabrication, automotive work, and advanced DIY projects where consistent aluminum MIG welding is a regular requirement, balancing power with user-friendliness.

Expert Opinion: This 200A dual-voltage unit from Yeswelder is a solid all-rounder. The combination of synergic control and strong output makes it approachable for beginners yet powerful enough for more demanding jobs, especially when paired with a dedicated spool gun for aluminum.

LOTOS MIG225SP MIG Welder with Aluminum Spool Gun, 225A…

If you’re serious about aluminum welding, the LOTOS MIG225SP is hard to ignore because it comes aluminum-ready with a spool gun included. This is a huge advantage, as a spool gun is almost essential for preventing bird-nesting and achieving cleaner beads with soft aluminum wire. It’s a versatile 6-in-1 multi-process machine with a substantial 225A output and dual voltage capability. The auto-synergic MIG combined with voltage trim makes setup incredibly fast and allows for fine-tuning for lower spatter.

Key features that stand out:
– Aluminum-Ready With Spool Gun Included: Weld aluminum straight out of the box with improved wire feed.
– 6-In-1 Multi-Process Flexibility: Offers MIG, Flux-Core, Spool-Aluminum MIG, Stick, Lift TIG, and Spot welding.
– Auto-Synergic MIG And Large LED Screen: Quick setup with automatic parameters and easy fine-tuning.
– Dual-Voltage 110/220V: Adaptable for use in various locations from garages to job sites.

Pros:
– Spool gun included for immediate and effective aluminum welding.
– High 225A output handles thicker aluminum.
– Auto-synergic mode for easy setup.
– Dual voltage for maximum flexibility.
Cons:
– TIG torch and Argon regulator are not included, requiring additional purchases for full functionality.

Best for: Dedicated aluminum fabricators, auto-body repair, and those who need to weld aluminum frequently and efficiently right out of the box, without additional spool gun purchases.

Expert Opinion: The biggest selling point here is the included spool gun. This immediately puts it ahead for users serious about consistent, high-quality aluminum welds. The 225A output and auto-synergic features make it a powerful and user-friendly package.

YESWELDER 185A MIG Welder, Flux Core MIG/Gas MIG/Spool Gun…

The YESWELDER 185A is a lightweight and portable 5-in-1 multifunctional welder that still packs a punch for aluminum MIG welding (with an optional spool gun). Weighing just 12 lbs, it’s incredibly easy to transport, making it perfect for on-the-go projects or workshops with limited space. Despite its compact size, it delivers a robust 185 Amp output and features both Synergic and Manual MIG modes. The digital display is clear, and it includes extra features for Stick welding like Hot Start and Arc Force.

Key features that stand out:
– 5 IN 1 MULTIFUNCTIONAL: Covers Gasless Flux Core MIG, Gas MIG, Spool Gun MIG, Stick, and Lift TIG.
– ALUMINUM MIG AVAILABLE: Designed to handle aluminum welding, ideally with an additional spool gun.
– WELDING CAPACITY (185 Amp): Robust output compatible with various wire types and sizes.
– LIGHT&PORTABLE: Weighs only 12 lbs, making it easy to transport for mobile projects.

Pros:
– Extremely lightweight and portable for mobile welding.
– Synergic mode simplifies setup for various welding tasks.
– Good 185A output for its size.
– Digital display for clear monitoring.
Cons:
– Spool gun and Lift TIG torch are required purchases for optimal aluminum and TIG welding.

Best for: Mobile welders, small workshops, or DIYers who need a highly portable machine that can still perform well on aluminum projects (with a spool gun).

Expert Opinion: Portability is a major plus here. While a separate spool gun is needed for aluminum, its compact size and 185A output make it a highly practical choice for those who move their welder frequently. The synergic control makes it very approachable.

VEVOR Pro MIG Welder, 200A Pluse Mig Welding Machine,…

The VEVOR Pro MIG Welder is a powerful 200A 5-in-1 machine that emphasizes its Pulse Welding Function for superior aluminum results. VEVOR highlights that pulse welding provides fast, high-quality, low-spatter welds and better thermal control, crucial for delicate aluminum. It features intelligent synergic control tech, automatically adjusting settings for various wire thicknesses and voltages, and supports dual voltage (110V/220V). The HD LCD screen makes monitoring simple, and it’s compatible with different wire types, including aluminum wire up to 0.05″.

Key features that stand out:
– 5-in-1 MIG Welder (Pulse): Supports MIG Pulse, gasless MIG, gas MIG, MMA, and Lift TIG.
– Pulse Welding Function: Innovative feature for high-quality, low-spatter aluminum welds with better thermal control.
– Intelligent Control (Synergic): Automatically adjusts current and wire feed speed for ease of use.
– HD LCD Screen: Large, clear display for intuitive interface and easy parameter monitoring.

Pros:
– Integrated pulse MIG for excellent aluminum welding.
– Intelligent synergic control for simplified operation.
– High 200A output for a wide range of materials.
– Dual voltage capability for versatile power.
Cons:
– Aluminum welding torch and Lift TIG torch are not included, requiring additional investment.

Best for: Welders who prioritize high-quality aluminum finishes and benefit from advanced pulse technology, suitable for both experienced users and beginners leveraging synergic control.

Expert Opinion: VEVOR brings a strong contender with integrated pulse MIG. The combination of pulse, synergic control, and a clear LCD screen offers a premium experience for aluminum welding. Users will appreciate the precise thermal management for thinner aluminum.

Comparison Insights

When looking for the best MIG welder for aluminum, several patterns emerged. For starters, most quality MIG welding machines for aluminum now feature synergic control, which is a huge benefit for beginners and speeds up setup for pros. This simplifies wire feed speed and voltage adjustments, critical for aluminum.

Spool gun compatibility is almost universal, but whether it’s included is a key differentiator. The LOTOS MIG225SP stands out by including one, making it ready for aluminum welding right out of the box. Many others, like the YESWELDER MIG-250 PRO and ARCCAPTAIN 6-in-1, require separate purchase, which is an important cost to consider for dedicated aluminum fabrication.

The pulse MIG function is a premium feature, appearing in models like the LIIJII Aluminum MIG Welder with Pulse, the 250A Aluminum Pulsed MIG Welder, and the VEVOR Pro MIG Welder. This technology significantly improves control and weld quality on aluminum, reducing spatter and burn-through, especially on thinner stock. If you’re doing critical or cosmetic aluminum welds, a pulsed machine is a strong investment.

Output power varies, with models like the YESWELDER MIG-250 PRO and the 250A Aluminum Pulsed MIG Welder offering 250A for heavier-duty tasks, while the AZZUNO Aluminum MIG Welder 155Amp is more suited for lighter work. Dual voltage (110V/220V) is nearly standard across the board, providing great flexibility whether you’re in a garage or on a job site.

Finally, while most welders offer multi-process capabilities, the AZZUNO 200A MIG Welder Machine leads with 8-in-1, making it incredibly versatile. For portability, the YESWELDER 185A MIG Welder is notably lightweight, making it an excellent choice for mobile work.

Final Verdict

After putting these welders through their paces, it’s clear there’s a fantastic MIG welder for aluminum for every need and budget. If you’re chasing the absolute best weld quality on aluminum and want minimal spatter, investing in a machine with integrated Pulse MIG like the 250A Aluminum Pulsed MIG Welder or the VEVOR Pro MIG Welder is a game-changer. For those who want to jump straight into aluminum projects without extra purchases, the LOTOS MIG225SP with its included spool gun is an incredibly attractive option.

For hobbyists or beginners who need versatility and ease of use, the AZZUNO 200A MIG Welder or the ARCCAPTAIN 6-in-1 Aluminum MIG Welder (paired with a spool gun) provide excellent value with their synergic controls. And for the mobile welder, the YESWELDER 185A MIG Welder strikes a brilliant balance between portability and capability. Ultimately, the best MIG welder for aluminum is the one that aligns with your primary projects, desired weld quality, and readiness to invest in essential accessories like a spool gun.

Best Mig Welder for Aluminum: Your Questions Answered

Q1: What makes a MIG welder “good” for aluminum?

A1: A good MIG welder for aluminum typically features several key attributes. Firstly, it needs sufficient amperage (usually 180A-250A) to handle aluminum’s high thermal conductivity. Crucially, it should have a smooth and reliable wire feed system, often achieved with a spool gun for aluminum or a Teflon liner, to prevent bird-nesting of the soft aluminum wire. Additionally, a pulsed MIG function is a huge bonus, as it provides better heat control, reduces spatter, and produces cleaner welds. Synergic control also helps, as it automatically sets optimal parameters, simplifying the process for this challenging material.

Q2: Do I absolutely need a spool gun for aluminum MIG welding?

A2: While some machines claim to weld aluminum without one, a spool gun for aluminum is highly recommended for consistent, high-quality results. Aluminum wire is very soft and prone to kinking or tangling (“bird-nesting”) in a standard MIG torch’s long liner. A spool gun places a mini-spool of wire directly at the torch, minimizing the wire feed distance and ensuring a much smoother, more reliable delivery. This leads to fewer frustrations and better welds, making it a worthy investment for anyone serious about aluminum welding.

Q3: What type of gas is used for aluminum MIG welding?

A3: For MIG welding aluminum, you absolutely need 100% pure Argon shielding gas. Unlike steel, where an Argon/CO2 mix is common, CO2 will contaminate aluminum welds, leading to poor quality and porosity. Pure Argon provides the necessary inert atmosphere to protect the molten aluminum puddle from atmospheric contaminants, ensuring a clean and strong weld.

Q4: Can a beginner weld aluminum with a MIG welder?

A4: Yes, beginners can learn to weld aluminum with a MIG welder, but it has a steeper learning curve than steel. Aluminum requires faster travel speeds, precise heat management, and proper wire feed settings. Machines with synergic control and a spool gun for aluminum greatly assist beginners by simplifying parameter setup and ensuring consistent wire feed. Practice and patience are key, along with using the correct wire and gas.

Q5: What wire should I use for aluminum MIG welding?

A5: The most common aluminum MIG welding wires are ER4043 and ER5356. ER4043 contains silicon, which improves fluidity and reduces cracking, making it ideal for general-purpose welding of various aluminum alloys, especially 3xxx and 6xxx series. ER5356 contains magnesium, offering higher tensile strength and better ductility, making it suitable for marine environments or when higher strength is required, particularly for 5xxx series alloys. Always match the wire to the base metal and application. Common diameters are .035″ and .040″.

Q6: How thick of aluminum can these MIG welders typically handle?

A6: The thickness of aluminum a MIG welder for aluminum can handle depends largely on its amperage output. A 150A machine might comfortably weld aluminum up to 1/8″ (3mm) in a single pass, while a 200A machine can often go up to 1/4″ (6mm). Higher output welders like the 250A models can handle 1/4″ to 3/8″ (6-9mm) or even thicker with proper joint preparation and multiple passes. Thinner aluminum (under 1/16″ or 1.5mm) is more challenging due to its thermal conductivity and propensity to burn through, often benefiting most from pulsed MIG settings.

Q7: What are the benefits of Pulse MIG for aluminum welding?

A7: Pulsed MIG is a significant advantage for aluminum welding. Instead of a continuous arc, it cycles between a high peak current (to melt the wire and penetrate the base metal) and a low background current (to maintain the arc and allow the puddle to cool slightly). This offers several benefits:
1. Better Heat Control: Reduces heat input, minimizing warpage and burn-through, especially on thin aluminum.
2. Reduced Spatter: The controlled droplet transfer results in much cleaner welds with less post-weld cleanup.
3. Improved Penetration: Achieves better fusion, even at lower average amperages.
4. Wider Operating Window: Makes it easier to maintain a stable arc and produce consistent, high-quality beads, particularly for beginners.
5. Out-of-Position Welding: Easier to weld in vertical or overhead positions due to better puddle control.