Aluminum Q&A

Q: How do I choose the most suitable filler metal for welding a particular aluminum base metal? There are many aluminum base metals used in the industry, and multiple aluminum filler metals are available. I have also been informed that some base metals can be welded with several different filler metals. What are the guidelines for ensuring the most appropriate filler metal is selected for a specific base metal and application? Where can I find specific information on selecting filler metal?

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