Nanofiber Nonwoven Separator from China
Electrospun nanofiber nonwoven from polyamide filaments, 12 g/m², used as battery separators and filtration media. Extreme lightweight qualifies for HTS 5603.11.00.95 as man-made filament nonwoven. Nanoscale fibers provide superior barrier properties.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include SEM images proving nonwoven fiber structure
• Declare technical specifications avoiding 'film' terminology
• Certify for cleanroom production if battery-grade