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Battery Separator Nonwoven from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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