High-Tenacity Polyester Single Yarn 40/1 from Mexico
Single yarn with high-tenacity polyester staple fibers, 40/1 count, for tire cord and conveyor belt fabrics. HTS 5509.21.00.00 applies as it's >=85% polyester staple, single, and supplied in cones for industrial processing.
Duty Rate — Mexico → United States
19.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include tenacity test reports to support high-performance claims without shifting to filament categories
• Declare exact denier and twist per inch to prevent reclassification as sewing thread (Chapter 54)
• Bulk import in master cones (>5kg) confirms non-retail status