Battery Separator Nonwoven Sheets from China
Nonwoven mats of polyester staple fibers >150 g/m², used as separators in lead-acid batteries to prevent short circuits. Falls under HTS 5603.94.90.90 as other impregnated staple fiber nonwovens not excluded by chapter notes. Provides insulation and electrolyte flow.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Supply dielectric strength test reports to confirm nonwoven functionality without plastic embedding
• Certify fiber content to avoid Chapter 39 if reinforcing plastics dominate
• Check for REACH compliance if destined for EU markets with chemical impregnations