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
