Core structure Core: single or glued bare soft copper wire, or tinned copper wire Working temperature Temperature ratings: cold resistance down to 65 C as required by customer; insulation temperature ratings of 80 C, 105 C, or 125 C Specification features conductivity Low resistance Easy to weld, connect, cut and separate Insulation Insulation options include polyoxyethylene, polyethylene, or polyethylenebased insulation to meet different occasions Applications and use scenarios Electronics and electrical assemblies requiring reliable conductivity and easy machining, such as wiring harnesses, work, or prototyping Automotive and appliance wiring where flexible, easytocut wiring and good solderability are beneficial installations in environments with specific temperature needs, selecting insulation rated at 80 C, 105 C, or 125 C to suit operating conditions