• Home
• About Us
  • Overview
  • Mission & Vision
  • Our Customers
  • Distribution Policy
  • Business Partners
  • Approvals & Certifications
  • Milestones
  • Project Reference List
  • Project Technical Specification
• Products
  • Product Categories
  • Business Solutions
  • caledonian & Your Business
  • Ordering & Testing Information
  • Price List
  • Customized Products
• Download
  • Product Catalogue
  • Online Document Viewing
• Technical Lib
  • Cable Related Standards
  • Cable Testing & Fire Resistant Cable
  • Cabling System Library
  • Material Properties
  • Cable Glossary
  • Fire Testing
• Contact
  • FAQ
• Enquiry
• Sitemap
• Links
  • Caledonian Corporate Website
  • Cable Organization
  • Cable Magazines
  • Testing Equipment Manufacturers
  • Testing Authorities

FAQ

18. Annealed copper and Tinned copper

Annealing is to heat copper wire and make it soft. Therefore, the cable can be flexible and suitable for both

packaging and installation.

Tinning the copper wire is to prevent oxidation of the conductor.