Lithium-Ion Battery Separator Sheet

A microporous polyethylene membrane used as a separator in lithium-ion batteries to prevent short circuits while allowing ion flow. Classified under HTS 8507.90.80.00 as a part of electric storage batteries. Essential for battery safety and performance in consumer electronics.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.4%+50.0%53.4%
🇲🇽Mexico3.4%+25.0%28.4%
🇨🇦Canada3.4%+25.0%28.4%
🇩🇪GermanyFree+15.0%15%
🇯🇵JapanFree+15.0%15%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3920.99.20.00Lower: 39.2% vs 53.4%

If imported as generic plastic film without battery specification

Loose polymer sheets without specific battery end-use fall under plastic plates and sheets in Chapter 39.

8547.90.00Lower: 39.6% vs 53.4%

If considered insulating fittings of insulating material

If primarily marketed as electrical insulation rather than specific battery separator, it may shift to Chapter 85 insulating articles.

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Import Tips & Compliance

• Verify material composition meets battery separator standards; ensure RoHS compliance for hazardous substances; declare as battery parts to avoid misclassification as plastic film