Categories for Welding

Why Is Aluminum Welding Difficult?

June 23, 2021

All metals aren’t created equal in terms of welding. Some metals are more difficult to work with than others, and aluminum is one of the trickier metals to deal with for a few different reasons. This post will cover why aluminum welding is so challenging: Oxidation: An aluminum oxide layer sits on top of each aluminum piece, and this layer melts at a much higher temperature than the aluminum itself. The welder must use high heat to get through the oxide layer without cutting a hole in the aluminum located directly underneath. Porousness: Aluminum absorbs hydrogen more quickly the more... View Article

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