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C103 (CW1008A) CopperC103 (CW1008A) Copper

C103 copper offers the highest electrical conductivity of any commercial commercially pure copper on the market (greater than 100% IACS).

The metal has a copper content of 99.95%. Apart from high conductivity, C103 offers outstanding thermal conductivity and is not susceptible to hydrogen embrittlement when heated in a reduced atmosphere.

Key Features:

C103 (CW1008A) copper has excellent electrical conductivity and outstanding thermal conductivity. The metal is not susceptible to hydrogen embrittlement when heated in reduced atmospheres. C103 has the highest electrical conductivity of any commercially pure copper and benefits from excellent formability and joining qualities.

Technical Assistance

Our knowledgeable staff and resident metallurgists will be pleased to assist you further on any technical topic. Smiths Metal Centres Limited also boasts an in-house UKAS Accredited Testing Laboratory which is unique within the multi-metal and plastic stockholding sector. We believe this underlines our total commitment to quality and our ethos of being the complete service provider.

Download C103 (CW1008A) Datasheet

Typical Applications:

  • Electronics
  • Large generators
  • Rotor conductors
  • Transformers & motors
  • Switchgears
  • Vacuum engineering
  • Cables
  • Electrical instruments


We offer C103 (CW1008A) in bar and sheet. With thirty power saws available across the Smiths Group, we can efficiently cut your material to size regardless of quantity. This includes a fully automated magazine feed CNC rod blanking line.

Pick a Product

To find out more about Smiths Metal Centres extensive range of high quality copper, click on one of our products on the side menu of this web page. These products also include the new BS EN standard designation.

Have a question or need a detailed quote?

Our staff are ready to take your call. For all supply and technical enquiries call us today
on 0845 527 3331 or click here to contact us.