9mm Oxygen-Free Refined Copper Wire from United States
High-purity oxygen-free refined copper wire with a 9mm maximum cross-section, used in specialty electronics and RF applications for superior conductivity. It is classified under tariff item 7408.11.10 because it is made of refined copper, has a maximum cross-sectional dimension exceeding 6mm but not exceeding 9.5mm, and is in the form of wire as defined in Chapter 74.
Duty Rate — United States → Canada
0%
Import Tips
• Oxygen-free copper is a type of refined copper, but ensure the purity meets the 99.85% threshold or the alternative criteria in Chapter Note 1(a)
• Provide a certificate of analysis to support the refined copper classification
• Verify the wire is in coil form and has not been further worked beyond simple trimming or de-scaling