Single-Sided 1.6mm FR4 Copper Laminate from China
Standard 1.6mm thick FR4 glass-epoxy laminate with 1 oz copper foil (35µm) on one side only, total foil thickness <0.15 mm. HTS 7410.21.3020 applies to this refined copper clad product with plastics-impregnated glass base and single-sided copper for prototyping PCBs.
Duty Rate — China → United States
38%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Include supplier specs confirming 'refined copper' purity and single-side cladding to support entry summary
• Watch for customs scrutiny on thickness; certify excluding any adhesive backing layers