Uncolored Glass Fiber Battery Separator Mat from Mexico
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 — Mexico → United States
17.3%
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 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