Having copper on one side only
Copper foil (whether or not printed or backed with paper, paperboard, plastics or similar backing materials) of a thickness (excluding any backing) not exceeding 0.15 mm: > Backed: > Of refined copper: > Copper clad laminates > Having a base wholly of plastics impregnated glass: > Having copper on one side only
Duty Rate (from China)
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
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)
Products classified under HTS 7410.21.30.20
Single-Sided CEM-1 Copper Clad Sheet
Copper foil laminated on one side to CEM-1 substrate (phenolic resin with glass mat and paper), thickness ≤0.15 mm. Falls under HTS 7410.21.3020 for refined copper foil backed with plastics-impregnated glass, having copper on one side only, ideal for low-cost single-layer printed circuits.
Single-Sided Epoxy Glass Copper Foil Panel
Panel of refined copper foil (one side only) on epoxy-impregnated woven glass fiber base, total thickness compliant with 0.15 mm limit. HTS 7410.21.3020 covers this exact configuration for entry-level PCB production.
Single-Sided Halogen-Free FR4 Copper Laminate
Eco-friendly halogen-free FR4 laminate with single-side refined copper foil (<0.15 mm), glass fabric fully impregnated with resin. Fits HTS 7410.21.3020 for copper clad laminates having plastics-glass base, one copper side.
Single-Sided 7628 Glass Cloth Copper Clad
Heavy 7628 glass cloth style impregnated with epoxy, clad with refined copper on one side only, foil thickness ≤0.15 mm. HTS 7410.21.3020 classification for this single-sided copper foil backed with plastics-glass.
Single-Sided FR4 Copper Clad Laminate
A copper clad laminate sheet with a base of FR4 (flame-retardant epoxy resin impregnated with glass cloth) and copper foil on one side only, thickness under 0.15 mm excluding backing. Classified under HTS 7410.21.3020 as it meets the criteria for copper foil backed with plastics-impregnated glass having copper on one side only, used primarily for single-layer PCB fabrication.
Single-Sided 1.6mm FR4 Copper Laminate
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.
Single-Sided G10 Copper Clad Laminate
High-pressure G10 laminate (epoxy glass cloth) with refined copper foil on one side, thickness not exceeding 0.15 mm. Meets HTS 7410.21.3020 as copper foil backed by wholly plastics-impregnated glass, used in industrial single-layer circuit boards.
Single-Sided 0.8mm FR4 PCB Laminate
Thin 0.8mm FR4 copper clad laminate featuring copper on one side only over glass fabric impregnated with epoxy resin, foil <0.15 mm thick. Classified in HTS 7410.21.3020 for single-sided refined copper clad laminates with qualifying backing.
Single-Sided 1oz FR4 Copper Clad Board
1 oz (35 micron) copper foil on one side of FR4 (glass cloth/epoxy) board, excluding backing <0.15 mm. Precisely matches HTS 7410.21.3020 for refined copper clad laminates with plastics-glass base, single-sided.
Single-Sided Glass Epoxy CCL for LED Drivers
Specialized single-sided copper clad laminate on glass-epoxy for LED driver circuits, copper foil one side only, refined copper <0.15 mm thick. HTS 7410.21.3020 due to plastics-impregnated glass backing specification.