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C110
Copper 110 Foil
C11000 / CW004A
Overview
Copper 110 foil (C11000) is ultra-thin copper sheeting used for EMI shielding, printed circuit board lamination, decorative applications, and specialty fabrication. Available in dead soft annealed temper for maximum conformability.
Product Specifications
Thickness Range0.001" to 0.005"
WidthUp to 24"
TemperDead Soft Annealed
SurfaceBright, matte, or oxide-treated
StandardsASTM B152
Chemical Composition
| Element | Min | Max |
|---|---|---|
| Copper (Cu) | 99.90% | — |
| Oxygen (O) | — | 0.04% |
Mechanical Properties
Tensile Strength (Annealed)32 ksi (221 MPa)
Tensile Strength (½ Hard)42 ksi (290 MPa)
Yield Strength (½ Hard)36 ksi (248 MPa)
Elongation (Annealed)45%
Elongation (½ Hard)14%
Rockwell Hardness (½ Hard)40 HRB
Shear Strength26 ksi (179 MPa)
Fatigue Strength14 ksi (97 MPa)
Physical Properties
Density8.89 g/cm³ (0.323 lb/in³)
Melting Point (Liquidus)1,083°C (1,981°F)
Electrical Conductivity100% IACS
Thermal Conductivity391 W/m·K
Coefficient of Thermal Expansion16.9 × 10⁻⁶ /K
Modulus of Elasticity117 GPa (17,000 ksi)
Applications for Copper 110 Foil
- EMI/RFI shielding
- Printed circuit board (PCB) lamination
- Decorative and craft applications
- Heat transfer tapes
- Battery components
- Specialty gaskets
Fabrication & Joining
- Excellent capacity for cold working
- Excellent hot forming ability
- Soldering: Excellent
- Brazing: Good
- Butt Welding: Good
- Gas Shielded Arc Welding: Fair
- Not recommended for oxyacetylene, spot, or seam welding
- Annealing temperature: 370–650°C (700–1,200°F)
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