Copper Alloys 10100 and 11000 have excellent ductility and high electrical and thermal conductivity, in addition to excellent hot and cold workability.  The primary application for these alloys is in electrical conductors.  They are also widely used for gaskets, switches, terminals, and connectors, transformers, electronic parts, ball floats, electrical and heat exchangers.

Copper 101 Copper 110
Physical Properties
Density 8.89-8.94 g/cc 8.89 g/cc
Mechanical Properties
Hardness, Vickers 75-90 half hard 75-90 half hard
90-105 full hard 90-115 full hard
Tensile Strength, Ultimate 221-455 MPa 210-310 MPa
Elongation at Break 55% 7-40%
Modulus of Elasticity 115 GPa  115 GPa
Machinability 20% 20%
Electrical Properties
Electrical Resistivity 0.00000171 ohm-cm  0.000001724 ohm-cm
Thermal Properties
Thermal Conductivity 383-391 W/mK 388 W/mK