aluminum wire,copper wire

Aluminum wire is easy to oxidize in the air, forming a layer of oxide on its surface. In addition, aluminum is less hard than copper, which will greatly increase the contact resistance between the aluminum wire and the copper wire.

A brief introduction to the advantages and disadvantages of copper wire and aluminum wire:Same area:

1, copper wireis large load than aluminum wire . 2, copper wire is more flexible than aluminum wire. 3 copper wire is lower resistivity than aluminum wire. 4,copper wire is more stable than aluminum wire. 5, however, copper wirer price is 3.5 times higher than aluminum wire.