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02/10/2025 – Surface treatment

Stains on copper wire

For copper and copper alloy wire products, the surface quality is usually very important. Many types of surface defects may occur, and a particular set of defects are the so-called stains, discoloration spots or a discoloration of part of the wire surface.

Previous image
stains-on-copper-Copyright-Q8Oils.jpg

To help identify the root cause of a stain, Q8Oils R+D department has developed a test to analyse the stain in more detail. © Q8Oils

 
Copper-cables-Copyright-Q8Oils.jpg

The appearance of stains may become visible at a different, later stage in the production than where the defect had occurred. © Q8Oils

 
stains-on-copper-Copyright-Q8Oils.jpg

To help identify the root cause of a stain, Q8Oils R+D department has developed a test to analyse the stain in more detail. © Q8Oils

 
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  • cable manufacture
  • copper alloy wires
  • surface treatment
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Jörg Dambock
Editor-in-chief

Jörg Dambock

Kuwait Petroleum N.V.

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