MIG Tips Archives • WelditU

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Category Archives for "MIG Tips"

Tips and tricks for safe and productive welding, and the care of MIG welding machines.

How to MIG Weld Aluminum Without a Spool Gun

You’ve heard the horror stories about MIG welding aluminum without a spool gun—but you’re still thinking of giving it a try. I get it. Spool guns are expensive and have drawbacks. It’s no secret that aluminum welding is tricky even if you’re using a $250 spool gun. But if you’re up for the challenge—and have […]

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MIG Welding with 100% CO2 Shielding Gas

Ever wonder why some welders prefer MIG welding with 100% CO2 shielding gas instead of using a blend of argon and CO2 that’s designed for MIG? Used to shield the weld from contamination, CO2 is plain-old carbon dioxide. It’s the same stuff used to extinguish fires, carbonate your beer and soda, and keep them cold. […]

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Can You Weld Black Iron Pipe? (Is It Safe?)

With threaded connections and a choice of sizes, it’s easy to create projects from the black pipe and fittings found at home improvement stores or in scrap piles. But can you weld black iron pipe?  Its unique feel and appearance adds a great vintage/industrial look to any plans—but do you have any idea what the […]

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What is a Tweco® Style MIG Gun?

How many innovative product designs can you name that have lasted half of a century? In 1969, Tweco Products, Inc. (formerly Townsend Welding Equipment Company) introduced a new MIG assembly design. Tweco’s invention used a single cable to transfer gas, welding wire, and electrical power to the MIG gun. The MIG gun was also a […]

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What Shade Lens for MIG Welding? The Easy Way to Be Safe

Hands-down, my auto-darkening helmet is my favorite piece of welding safety equipment. I appreciate technology that not only makes a product safer but more comfortable and enjoyable to use. Adjustable auto-darkening welding helmets protect your eyes from radiation and bright welding arcs with lens coatings and electronic shades from DIN 3 to a super dark DIN 14. […]

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