Copper-ETP(C1100) Strip Used For Power Transformer
Specifications of copper strip:
1) Thickness: 0.005mm- 2.5mm
2) Width: 610mm max. Coil weight: 10ton Max
3) Trial order accept.
4) Grade: UNS:C1100 EN:Cu-ETP EUR CW004A
Chemical Composition
Cu(wt.%)>99.9%
O(wt.%)0.005-0.04
Mechanical Properties
Chemical Content, %
| Cu | Bi | Sb | As | Fe | Ni | Pb | S | Zn | ROHS Directive | |||
| Cd | Pb | Hg | Cr | |||||||||
| 99.90 | 0.001 | 0.002 | 0.002 | 0.005 | - | 0.005 | 0.005 | - | ND | ND | ND | ND |
Physical Properties
| Melting Point - Liquidus | 1083ºC |
| Melting Point - Solidus | 1065ºC |
| Density | 8.91 gm/cm3@ 20 ºC |
| Specific Gravity | 8.91 |
| Electrical Resistivity | 1.71 microhm-cm @ 20 ºC |
| Electrical Conductivity** | 0.591 MegaSiemens/cm @ 20 ºC |
| Thermal Conductivity | 391.1 W/m ·oK at 20 C |
| Coefficient of Thermal Expansion | 16.9 ·10-6perºC(20-100 ºC) |
| Coefficient of Thermal Expansion | 17.3 ·10-6perºC(20-200 ºC) |
| Coefficient of Thermal Expansion | 17.6·10-6perºC(20-300 ºC) |
| Specific Heat Capacity | 393.5 J/kg ·oK at 293 K |
| Modulus of Elasticity in Tension | 117000 Mpa |
| Modulus of Rigidity | 44130 Mpa |
Application of Copper foil
1) Electric and electricsprings,switches
2) Lead frames
3) Connectors and oscillation reeds
3)PCB field
4) Communication cable, Cable armoring, Mobile phone mainboard
5) Ion battery production lamination with PI film
6) PCB collector(electrode backing) materials
Features for copper strip:
1) Enjoy good electricity and heat conduction
2) Elongation
3) Good corrosion-resistance
4) Climate-hardiness
Applications for copper strip:
1) Commutators
2) Traction Motors
3) Earthening
4) Switchgear Products
5) Railway Electrification
6) Electrical Components
7) Panel Boards
8) Power Transformers
9) Connectors
