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Casting Misruns : What They Are And How To Fix Them

Have you ever had a misrun casting defect while welding and wondered how you to avoid it in the future? A misrun is a metal pouring defect. It happens when the liquid metal isn’t totally filling the cavity mold when it pours. This can be due to a lack of molten metal fluidity, and faulty designs and/or gating. Misrun remedies …

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What Is Cold Shut In Casting

What Is Cold Shut in Casting? You broke your 3/4-inch crescent wrench trying to loose that fitting on some stubborn, rusty old plumbing.  Let that sink in for a moment.  You broke a 3/4-inch crescent wrench.  Sure, you really put your back and shoulder into it to add extra torque, but the wrench shouldn’t break like that.  Well, before examining …

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Strike it Rich: How a Welding Arc is Produced

How is a welding arc produced? In welding, the electric current travels between the electrode and the ground, creating an arc. This process is essentially like a miniature lightning bolt. The purpose of the arc is to melt the base metals together, fusing them in a bond. As a result, part of the metal is consumed; therefore, a filler material …

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Welding With a Car Battery and Coat Hanger: How it’s Done

How can you weld with a car battery and a coat hanger? Using the battery as a power source and the coat hanger as your filler rod, you can successfully weld. However, it’s better to link more than one battery together. This will allow you to achieve the proper amount of amperage needed to start and sustain the arc. And …

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What is Metal Fume Fever and How Can I Prevent It?

Can you recognize the signs and symptoms of Metal Fume Fever? Metal Fume Fever (MFF) is an occupational hazard where the inhalation of zinc oxide smoke causes welders to feel ill. It is more dangerous in welders with heart and lung conditions or multiple exposures. Prevention starts with regular testing of the air on the job and knowing how to …

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Welding Around Automotive Electronics

Welding is not all steel frames, bars, butt joints, angles and sheet metal.  Sometimes you have to work on projects where you’re welding in close proximity to sensitive electronic gear that for one reason or another, needs to stay right where it is while you weld.   A perfect example of this is automotive welding.  So in this situation, you might …

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Can Welding Hurt Your Dog’s Eyes?

Your dog is your best friend and constant companion. Always by your side whether sitting on the couch or driving to the store. But is it safe to take your dog into the welding shop with you? There is common awareness around the need for eye protection for humans when welding to avoid damage to the eye (due to the …

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Welding Overhead with the Correct Filler Material: Best Practices

What’s the best filler material for welding overhead? When welding overhead, the type of filler material isn’t necessarily a factor. You should always use the appropriate filler material for the type of welding and application you’re working on. Instead of simply changing out the filler material, adjust your techniques and/or welder settings as well to compensate for the change in …

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The Top 25 Reasons You Should Learn How to Weld

Why should you learn how to weld? The world will always need welders. Welding skills and the related working knowledge retain value in a variety of fields and applications. Knowing how to weld opens the door to a myriad of creative opportunities, the possibility to travel and set your own hours, and ultimately, professional success. Becoming a welder can be …

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How Do On/Off Welding Magnets Work?

Magnets are a staple of any welding shop. Whether you’re positioning pieces together for fusion or picking up stray shards of metal from around your workspace, having a magnet on hand can make many projects much simpler. A favorite among welders? The on/off magnet. There are many unique benefits to being able to simply flip a switch and ‘turn off’ …