does tinned copper wire tarnish
Benefits of tinned wire. Tin is a useful plating for copper because it not only helps to boost copperâs properties, it also helps the wire to last much longer than it would normally. In fact, a 12 gauge tin coated copper wire can last up to ten times longer than a similar 12 gauge bare copper wire.f youâre in the market for copper wire, youâve probably noticed a lot of ads or shops carrying tinned copper wire.