Comparison of Different Metal Conductors

Copper

Copper Cu-ETP

Properties: Very high conductivity, good tensile strength, high elongation, excellent windability, good weldability and solderability

Application: General coil winding for electrical application, HF litz wire. For use in industrial, automotive, appliance, consumer electronics

Copper Cu-OFE

Properties: Oxygen content of max. 5 ppm, less impurity than Cu-ETP, very high conductivity, high tensile strength, high elongation, good weldability and solderability

Application: Different electrical application, HF litz wire, industrial, high-end consumer electronics

High Performance Conductors

RCW Reinforced Copper Wire

Properties: Improved tensile strength compared to standard copper, good elongation, improved flex life compared to standard copper, high conductivity which is  nearly similar to standard copper, good weldability and solderability

Application: Consumer electronics, loudspeaker, earphone, vibration motor

HTW High Tension Wire

Properties: Significant higher tensile strength compared to standard copper,  good elongation, higher flex life compared to standard copper, high conductivity which is only slightly lower than standard copper, good weldability and solderability

Application: Consumer electronics, loudspeaker, earphone, vibration motor, micro motor, high performance wire

XHTW X-tra High Tension Wire

Properties: Significant higher tensile strength compared to standard copper, high elongation, very high flex life allows high reliability for terminal connection, high conductivity, good weldability and solderability

Application: Consumer electronics, loudspeaker, earphone, vibration motor, micro motor, HF litz wire, space and aviation industry, high performance wire

EF70 ECONFLEX 70

Properties: ECONFLEX combines environmentally friendly material, high conductivity and high flex-life. Very high tensile strength at semi-hard condition, very high flex life allows high reliability for terminal connection and bending, good weldability and solderability

Application: Consumer electronics, loudspeaker, earphone, vibration motor, micro motor, HF litz wire, space and aviation industry, military application, automotive, medical application, high performance wire

Light Weight Conductors

Aluminium Al99.5

Properties: Very low density allows high weight reduction, fast heat dissipation, low conductivity

Application: Different electrical application with low weight requirement, HF litz wire. For use in industrial, automotive, appliance, consumer electronics

CCA10% Copper Clad Aluminium

Properties: CCA combines the advantages of Aluminium and Copper. Low density allows weight reduction, elevated conductivity and tensile strength compared to Aluminium, good weldability and solderability, recommended for diameter 0.080mm and above

Application: Loudspeaker, headphone and earphone, HDD, induction heating with the need of good termination

CCA15% Copper Clad Aluminium

Properties: CCA combines the advantages of Aluminium and Copper. Lower density allows weight reduction, elevated conductivity and tensile strength compared to Aluminium, good weldability and solderability, recommended for very fine sizes down to 0.020mm

Application: Loudspeaker, headphone and earphone, HDD, induction heating with the need of good termination, HF litz wire

HTCCA15% High Tension CCA

Properties: High Tension CCA combines high tensile strength, high conductivity and low density. Low density allows weight reduction, higher tensile strength than standard Aluminium. Due to the high-grade aluminium core improved tensile strength compared to standard CCA, good weldability and solderability

Application: Consumer electronics, high  quality loudspeaker, headphone and earphone

Resistance Conductors

CuNi44 Constantan

Properties: Excellent tensile strength, high elongation, very high flex life. Very low conductivity allows very high electrical resistance, very low temperature coefficient of electrical resistance, good corrosion resistivity

Application: Precision and measuring resistor, HF litz wire, heating elements, rheostats, resistance wire

CuSn6 Bronze

Properties: Very high tensile strength, very high elongation, outstanding flex life. Very low conductivity allows very high electrical resistance, good corrosion resistivity,  good weldability and solderability

Application: Heating elements, HF litz wire, resistance wires

CuZn30 (Ms70) Brass

Properties: Very high tensile strength, high elongation, very high flex life. Low conductivity allows high electrical resistance, good corrosion resistivity, good weldability and solderability

Application: Heating elements, HF litz wire, resistance wires

Plated Conductors

Cu

Properties: The recommended silver thickness depends on the requested diameter, very high conductivity, high tensile strength, high elongation, high corrosion resistivity, bright and shiny surface, good weldability and solderability. Ultrafine wires require higher % of plating, while heavier wires can use more economical lower %

Application: Loudspeaker, headphone and earphone, shielding (ESD / EMV), cable for data transmission,  fashion and jewelry, colored wire of high quality standard, textile wire

Precious Metal Conductors

Nickel Ni99.6

Properties: Very high tensile strength and high elongation. Magnetic up to 350°C, high corrosion resistivity

Application: Heating elements, heating resistance wire, precision resistance wire

Silver Ag99.99

Properties: Excellent conductivity, high corrosion resistivity, bright and shiny surface

Application: Different electrical high-end application with thermal and corrosion requirements, fashion and jewelry, colored wires of high quality standard

Gold Au99.99

Properties: High conductivity, excellent corrosion resistivity

Application: Special high-end application, medical application, fashion and jewelry