EPIC Aadhaar Seeding - How to Seeding the EPIC With Aadhaar - Duration: 4:52. SAMPATH K 6,600 views
In some instances, consider adding helium to the shielding gas mixture for its ability to provide a hotter, more penetrating arc on thicker sections. For the GMAW process, a mixture of 75 percent helium balanced with 25 percent argon is a good option.inally, consider purchasing low-dew-point shielding gases as protection against porosity. Follow all recommended welding procedures for shielding gas flow rates and purge cycles. As with any welding process on any material, following some basic guidelines is critical to obtaining the best results.
Common Shielding Gases Used for Arc Welding. I am an Agricultural teacher and will be teaching a section on arc welding for the first time next year. There are a variety of shielding gases used in arc welding and I have always been confused as to when to use which gas for which application. Please give some guidelines on this topic. The variety of shielding gases used in arc welding can be a confusing topic.