Unsaturated Polyester Electrical Insulation Film from China
High dielectric strength flexible film from unsaturated polyester for insulating electrical components and motors. HTS 3920.63.10.00 due to flexible, noncellular construction and polymer meeting 95% purity threshold. Critical for Class F insulation systems.
Duty Rate — China → United States
41.7%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Include dielectric test reports and monomer analysis for technical classification support
• Declare exact thickness (typically 0.025-0.25mm) to confirm flexible status