Plain Weave E-Glass Fabric for PCB Laminates from Mexico

This is a closed woven plain weave fabric made from uncolored E-glass yarns, mechanically bonded without any coating or lamination. It is specifically designed for use in printed circuit board (PCB) laminates, providing electrical insulation and structural reinforcement. Classified under HTS 7019.63.40 as a non-colored, plain weave glass fiber fabric not otherwise specified.

Duty Rate — Mexico → United States

17.3%

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

Import Tips

Verify yarn composition and weave type through lab testing to confirm plain weave and mechanical bonding, avoiding misclassification as coated fabrics

Ensure documentation includes certification of 'not colored' status and absence of lamination to qualify for this subheading

Be aware of common pitfalls like partial coloring during manufacturing, which shifts to colored variants under 7019.63.50