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3920.69.00.00/PET Battery Separator Film/Japan

PET Battery Separator Film from Japan

Microporous polyester film used as separators in lithium-ion batteries, classified 3920.69.00.00 if noncellular structure predominates despite porosity. Ensures electrolyte flow and safety.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Provide Gurley air permeability and shutdown temperature data for separator specs

• Confirm non-woven/microcellular vs. true noncellular for 3920 vs. 3921

PET Battery Separator Film from Japan — Import Duty Rate | HTS 3920.69.00.00