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Ningbo Jintian Copper (Group) Co., Ltd.
Ningbo Jintian Copper (Group) Co., Ltd.
Code
Copper

Cu-ETP Copper

Copper

Features of Cu-ETP Copper

Cu-ETP is an oxygen-containing copper with very high electrical and thermal conductivity and excellent forming properties.


Chemical composition of Cu-ETP Copper

Cu-ETP

Cu

O

Bi

Pb

min 99.90

max 0.04

max 0.0005

max 0.005


Application of Cu-ETP Copper

Busbars, conductors, contacts, terminals, etc.


Performance of Cu-ETP Copper

Conditions

Tensile strength Rm [MPa]

Yield strength Rp0.2 [MPa]

Elongation
A50 [%]

Hardness
HV

R200

220-260

≤‎140

≥‎33

40-65

R240

240-300

≥‎180

≥‎8

65-95

R290

290-360

≥‎250

≥‎4

90-110

R360

≥‎360

≥‎320

≥‎2

≥‎110

 

Melting point

Density

cp@20°C

Coefficient of Thermal Expansion

Young modulus

1083°C

8.94g/cm³

0.394 kJ/kgK

17.7 10-6 /K

127 GPa


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