Copper-Stranded Wire: The Flexible Backbone of Modern Electrical Systems
Copper-stranded wire is a staple in the electrical world, prized for its superior flexibility, conductivity, and durability. Unlike solid copper wire, which consists of a single metal core, stranded wire is made by twisting multiple thinner strands of copper together. This design imparts greater pliability without compromising electrical performance—making it essential in everything from household wiring and industrial machinery to aerospace and automotive applications.
What is Copper-Stranded Wire?
A copper-stranded wire consists of multiple copper filaments twisted together into a single conductor. These strands can range from just a few thick wires to hundreds of fine threads, depending on the application. The wire may be bare or insulated, and it comes in various gauges, stranding configurations, and insulation types.
Key Properties
High Flexibility: Ideal for installations requiring frequent bending, such as in robotics, mobile equipment, or tight enclosures.
Excellent Electrical Conductivity: Offers nearly the same conductivity as solid copper wire.
Vibration Resistance: Better suited for dynamic environments where motion and vibration are present.
Corrosion Resistance: Especially when tinned or coated, stranded copper resists oxidation in moist or corrosive conditions.
Thermal Stability: Maintains integrity under wide temperature ranges, depending on insulation.