C145 tellurium copper has high conductivity and corrosion resistance. This is a strong free machining copper alloy due to the addition of tellurium.
C145 has a machinability rating of 85% compared to pure copper of 20%
Next Generation Metals carried this in various forms of bar.
Specifications:
UNS C14500, ASTM B301, ASTM B124, CDA 145.
Applications:
Electrical applications, Gas cutting nozzles, automatic screw machine parts, electrical switches, welding torch tips, fasteners,