[*]What you will learn in this episode:In this episode of TIG Time we look at the lost art of DCEN (DC negative) Aluminum welding. Many people think that the only way to weld Aluminum is to get a machine that has AC...WRONG! In fact, when trying to get x-ray quality welds on Aluminum, it is actually preferred to weld it on DC - with 100% Helium gas.View more TIG Welding Videos from Weld.com: http://www.weld.com/index.php/Mr-Tig-...Subscribe on YouTube and Never Miss a Video! http://www.youtube.com/channel/UCM0kH...Visit the Welding Forum to Continue the Conversation and Compete in Monthly Contests!http://www.weld.com/index.php/Weekend...Facebook: https://www.facebook.com/WeldDotComTwitter: https://twitter.com/WeldDotCom-----------------------------------------------------------------------------Weld.com welding videos are a series of welding shows that are loaded with welding tips, tricks and hints that will help you drop that perfect bead every time! Whether you are trying to become better in the areas of TIG Welding, MIG Welding, Stick Welding or Cutting; Weld.com has what you need. All videos are shot from "behind the hood" so you can get the welders perspective. In addition to showing you how to weld, many times we will show you common mistakes and how to avoid them. New episodes every Friday!Early release on the forum!