7019.90.51.20/Microglass Bulk Filter Media Fiber/Mexico

Microglass Bulk Filter Media Fiber from Mexico

Fine-diameter microglass fibers in bulk for manufacturing HEPA filters and battery separators. Classifies under HTS 7019.90.51.20 as other bulk glass fibers, with silica content meeting glass wool criteria. Supplied uncompressed for custom web formation.

Duty Rate — Mexico → United States

14.3%

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
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Import Tips

• Document micron diameter (<5μm typical); use anti-static bulk bags

• Validate boric oxide <2% for glass wool status

• Avoid pre-matting that creates heading 7019 articles

Microglass Bulk Filter Media Fiber from Mexico — Import Duty Rate | HTS 7019.90.51.20