Refined Copper Foil with Kapton Polyimide Backing from Canada
High-reliability refined copper foil with Kapton polyimide backing (copper ≤0.15mm thick), for harsh-environment PCBs in automotive ECUs. HTS 7410.21.60.00 covers other backed refined copper foil. Kapton offers superior heat and chemical resistance.
Duty Rate — Canada → United States
51.5%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify Kapton grade and thickness in invoice for audit-proofing
• Ensure no adhesive layer classified separately; integral backing