Forum Discussion
wa8yxm
Dec 26, 2014Explorer III
smkettner wrote:
I thought aluminum alloys were actually moving closer to the usability of copper.
Is it really about cheap or is China pushing the technology forward?
Besides Americans shop primarily on price so what do you expect?
Please post when the item fails due to the aluminum wire.
There are many reasons Aluminum will never be as good as Copper for wire.
First: Though both, over time, go bad, Aluminum does it faster
Higher resistance for the same size wire, so you need bigger wire
Solder does not stick well (NOTE: You can solder aluminum but it takes either special solder or special methods or both)
AND the biggie: When you mix two metals (IE: clamp Aluminum to brass or to copper) bad things happen.. Copper to brass theory says it should happen too but the difference between Copper and Brass (A copper alloy) is not that great so it is not that bad. MOST fixtures, the connections are brass.
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