Man-Made Filament Nonwoven Battery Separator 35 g/m² from Mexico
Microporous nonwoven separator sheet from man-made filaments weighing 35 g/m², used in lithium-ion batteries. Falls under HTS 5603.12.00.95 for nonwovens 25-70 g/m² of man-made filaments, with mechanical cohesion. Prevents short circuits while allowing electrolyte flow.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Classify as parts of batteries only if imported as such; standalone sheets stay in Chapter 56
• Document purity (no metal content) to prevent electrical machinery headings
• Lab certify thickness and porosity for technical verification