Superba Heatset Polyester Staple 4 Decitex from Mexico
Superba heatset polyester staple fibers at 4 decitex with controlled crimp for wool-like yarns, unprocessed beyond heatset. Still HTS 5503.20.0045 as not carded/combed for spinning. Creates premium suiting and sweater yarns.
Duty Rate — Mexico → United States
14.3%
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
• Heatset crimp specs differentiate from standard but remain unprocessed fiber
• Include Superba process certification for quality verification
• Crimp stability tests prevent reclassification arguments