... wire 1.Used in production of light weight, relatively high conductivity, heat resistance and good windings, especially the ... signal windings; 2.Used in magnet wires of high-frequency voltage devices, common transformer, inductance coils, ... with polyamide-imide enamelled round aluminum wire Insulation material: Polyester,Polyester-imide,Polyesteramide-imide,Polyimide, Polyurethane.Enamel types:QZ( ...