Copper C110 (ETP Copper)

Copper C110 (Electrolytic Tough Pitch) is 99.9% pure copper and the most widely used copper grade. It offers excellent electrical and thermal conductivity at a more accessible price point than C101, suitable for most electrical and thermal applications.

Machinability

20/100

Tolerance

±0.01 mm

Category

Copper Alloys

Material Properties

PropertyValue
Tensile Strength220 MPa (32 ksi)
Yield Strength69 MPa (10 ksi)
Hardness45 HRF
Density8.94 g/cm³
Machinability Rating20/100
Thermal Conductivity388 W/m·K
Melting Point1,083 °C
Tolerance±0.01 mm

Common Grades

C110C11000ETP

Advantages

  • Excellent conductivity (101% IACS)
  • Cost-effective
  • Widely available
  • Good thermal properties

Limitations

  • Difficult to machine (gummy)
  • Low strength
  • Tarnishes
  • Requires sharp tooling

Common Applications

Bus bars

Electrical connectors

Heat exchangers

Grounding straps

RF shielding

Industries Served

ElectronicsEnergyTelecommunicationsAutomotive

Available Surface Finishes

Nickel PlatingTin PlatingSilver PlatingClear Coat

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