ER 4043 Aluminium Tig Welding Filler Wire
4043 is a metal filler that is used to weld a broad range of aluminium base metals. It is a go-to when the exact composition of the base aluminium is unknown, or is cast aluminium.
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It is commonly used to weld 6061 aluminium, and offers better weldability and less crack sensitivity than 5356.
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