Battery Separator Nonwoven from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
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