Uncolored Plain Weave Glass Fiber Cloth for Insulation from Mexico

A mechanically bonded, closed plain weave fabric from not colored glass fiber yarns, used primarily for thermal and electrical insulation in industrial applications. It lacks any coatings, laminations, or colorants, fitting precisely into the 'other' category of HTS 7019.63.40. This lightweight fabric provides high tensile strength and heat resistance.

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

Provide mill certificates confirming mechanical bonding method and plain weave structure to prevent disputes at customs

Label shipments clearly as 'not colored' and include weave density specs to match subheading requirements

Watch for contamination with dyes during production, a frequent issue reclassifying to colored glass fiber fabrics