Uncolored Glass Fiber Battery Separator Mat from Japan
A chemically bonded, closed-structure non-woven fabric from colorless glass fibers used as separators in lead-acid batteries to prevent short circuits. Classified under HTS 7019.72.40.60 as other non-colored closed chemically bonded glass fiber fabrics. The closed pore structure is achieved via chemical binders, distinguishing it from papers or tissues.
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%
Import Tips
• Include technical specs showing closed fabric structure and chemical binder use; battery manufacturers often require certifications
• Avoid classifying as battery parts under 8507 if imported separately
• Pitfall: confusing with cellulose-based separators under paper headings