... and alkali-resistant 4.free sample fep electrical wire Tinning and silver plating copper fluorine plastic insulation ... heat-resistant electric wire and cableTechnical data:Executive Standard:GJB773A/8A-2000, ... CConductor: bare copper wire, plating silver, tin wire, nickel plated wire or others.Color: red, yellow, blue, white, black, green, brown, grey ...