S-Glass Chopped Strand Mat from Mexico
S-Glass chopped strand mat is a non-woven fabric made from chopped S-glass fibers (high-strength silica-alumina glass) bonded with binder, used for hand lay-up in marine composites. Classified under HTS 7019.19.91.00 as 'other' mats of glass fibers. It provides isotropic reinforcement in laminates.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include mat weight per square meter and binder content in invoices; test for S-glass composition to avoid reclassification; common pitfall is confusing with continuous filament mats