C10100 Oxygen-Free Copper Wide Coil from Mexico
Ultra-pure oxygen-free copper (C10100) coil stock, 0.4 mm thick, 600 mm wide for RF shielding. HTS 7409.11.50.10 applies to this refined copper plate/sheet in coils meeting thickness and width specs. High purity distinguishes from base alloys.
Duty Rate — Mexico → United States
11%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Certify oxygen content <10 ppm for OF grade to affirm refined status
• Inspect for edge cracks common in wide thin coils before import declaration
• Batch-test conductivity to support value declaration accuracy