Battery Separator Nonwoven from China
Microporous polyethylene nonwoven membrane weighing 30 g/m² used as separators in lithium-ion batteries to prevent short circuits. HTS 5603.92.00 for 25-70 g/m² nonwovens, potentially coated for electrolyte retention. Critical for EV battery production.
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 shutdown temperature and porosity specs per battery standards
• Classify as material, not part (8507.60), by importing wide rolls
• Lab certify exact weight and coating to prevent plastics reclassification