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The war between these Copper Magnet Wire and aluminum wire metals continues to rage on; both vying to become the number one contender as the ideal component for windings in a transformer. Due to both metals being thermal and electrical conductors, they often cross paths. However, it’s usually down to the individual preferences of the person designing, or specifying, the transformer, as to which one gets the nod. Aluminum Wiring Like copper, aluminum is conductive, so it’s become a common material used in the construction of el... more