Battery Separator Nonwoven from China
Thin nonwoven fabric ≤25 g/m² coated with ceramic nanoparticles for lithium-ion battery separators. Classified in HTS 5603.91.0010 for nonwovens with specialized non-plastic/non-rubber coatings enhancing thermal stability. Critical component in 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
• Provide nanoparticle coating affidavits; visible coating test prevents Chapter 39 misrouting
• Comply with REACH-like declarations for battery materials; track origin for USMCA preferences
• Avoid declaring as 'parts of batteries' prematurely to stay in Chapter 56 for lower duties