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That means the signal is entirely in the tin layer, if one is present. Not a good thing, as tin is not a very good conductor. Tin has about seven times the resistance of copper). So anything at 1MHz or higher should not have a tin layer. It needs to be bare copper. That means video cable, digital audio cable, RF coax or Category data cables all need to be bare copper. No tinned copper.
Tin is a soft, pliable, silvery-white metal. Tin is not easily oxidized and resists corrosion because it is protected by an oxide film. Tin resists corrosion from distilled sea and soft tap water, and can be attacked by strong acids, alkalis and acid salts.hemical properties of tin-Health effects of tin-Environmental effects of tin. Atomic number. 50. Atomic mass. 118.69 g.mol -1. Electronegativity according to Pauling. 1.8. Density. 5.77g.cm -3 (alpha) and 7.3 g.cm -3 at 20Â°C (beta). Melting point.