Category Archives: GMAW Process
Mig Welding With S3 vs S6 Wire
Is ER70S-3 even necessary anymore?

One of the most frequently asked questions is if there is a valid reason to use an ER70S-3 (S3) mig wire versus the more commonly used ER70S-6 (S6) wire. Both wires belong to AWS Specification A5.18 and can be used interchangeably in most applications because they provide almost identical mechanical properties. There is subtle difference between the two […]
7 Causes of Spatter and How to Eliminate It
Advantages and Limitations of GMAW
The GMAW process is a commonly used arc welding process. As all other processes, it has its advantages and limitations. The gas metal arc welding process, most commonly known as MIG, is one of the most used joining processes in the world today. The process had its beginnings over 60 years ago, but it is […]
Benefits of Pulse Welding
We are frequently asked if there are any real benefits of using pulse over CV in the MIG process. The short answer is “absolutely.” But before we can answer we need to ask: “what is the application?” To really appreciate the benefits of pulsed GMAW compared to traditional CV (short arc or globular) it is […]
4043 v 5356 Aluminum Filler
Should I use 4043 or 5356 aluminum wire for my application? This is a very commonly asked question. The application of these two aluminum alloys has such a big overlap that a lot of times it simply comes down to welder preference, cost or availability. When determining which filler alloy to use the most important […]