Spot Welding Aluminum With Mig

Welding aluminum with a mig welder to perform correctly without being distorted keep in mind the following features.

Spot welding aluminum with mig. With a good understanding of the metal a bit of practice a good welder and a spool gun should see you well on your way to some good looking welds. The obvious apply but the cleaning methods change. Matt covers the basics of welding aluminum demonstrating techniques using a spool gun with a mig 175 welder from eastwood. The standard bs en iso 18595 resistance welding spot welding of aluminium and aluminium alloys weldability welding and testing provides useful guidelines.

Use three phase electrical energy to spot weld aluminum. Usually they use an expensive spool gun that is a. Here are my aluminum mig welding tips for success on how to mig weld aluminum for the home hobby welder. To mig weld aluminum thinner than 14 gauge 074 inch it may be necessary to use specialized pulsed mig or ac tig welding equipment.

Spot welding typically brings current for 0 1 seconds or less so the current must be very high. Aluminum should be thoroughly cleaned prior to welding including the removal of any lubricants from the material. When it comes to mig welding aluminum joint preparation is a must. Keep it clean.

When mig welding aluminum help ensure good welding performance and high quality welds with proper preparation equipment setup and travel speed. It can be very difficult if not impossible. Spot welding machines typically deliver 150 amps per phase draw on a 440 volt system. Aluminum mig welding spool gun miller aluminum mig welding spool gun how to preparation the joint for mig welding aluminum.

Matt covers the basics of welding aluminum demonstrating techniques. You don t want to grind the aluminum with a grinding disk made for steel or stainless. Detailed weld settings are available in standard text books or from suppliers of the material or equipment and may depend on the detailed quality requirements and materials being used. This type of electrical power is wanted for the big output current that spot welding requires.