Superba Heatset Polyester Staple 4 Decitex
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If spun and woven into wool fabric
Woven fabrics of wool-like polyester yarn become Chapter 51.
If single yarn already spun
Once spun into yarn, moves from staple fiber to yarn classification.
If very fine heatset under 3.3 decitex
Statistical suffix for premium fine-denier heatset polyester.
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Import Tips & Compliance
• Heatset crimp specs differentiate from standard but remain unprocessed fiber
• Include Superba process certification for quality verification
• Crimp stability tests prevent reclassification arguments
Related Products under HTS 5503.20.00.45
Polyester Staple Fiber 6 Decitex for Apparel
Synthetic polyester staple fibers measuring approximately 6 decitex, not carded, combed, or processed for spinning, supplied in bales for textile manufacturing. These fibers fall under HTS 5503.20.0045 due to their decitex range of 3.3 to less than 13.2 and polyester composition. They are primarily used in spinning yarns for woven and knitted apparel fabrics.
Recycled Polyester Staple Fiber 8 Decitex
Post-consumer recycled polyester staple fibers at 8 decitex, unprocessed for spinning, ideal for sustainable textile production. Classified under HTS 5503.20.0045 for polyester staple fibers in the specified decitex range. Commonly used in spinning yarns for upholstery and home textiles.
Polyester Staple Fiber 4.4 Decitex for Nonwoven
Medium-fine polyester staple fibers measuring 4.4 decitex, not processed for spinning, packaged for nonwoven fabric production like geotextiles. HTS 5503.20.0045 applies to these unprocessed polyester fibers in the 3.3-13.2 decitex range. Their crimp and length suit needle-punching applications.
Bicomponent Polyester Staple Fiber 10 Decitex
Sheath-core bicomponent polyester staple fibers at 10 decitex, unprocessed, for thermal bonding in nonwovens. Falls under HTS 5503.20.0045 as polyester staple in specified fineness range. Used in hygiene products and insulation materials.
Flame Retardant Polyester Staple 5 Decitex
Inherently flame retardant polyester staple fibers measuring 5 decitex, not processed for spinning, for fire-safe textiles. HTS 5503.20.0045 covers these unprocessed polyester fibers by decitex spec. Applied in curtains, upholstery, and public transport fabrics.
Solution Dyed Polyester Staple 7 Decitex
Solution-dyed polyester staple fibers at 7 decitex in various colors, unprocessed for spinning, to prevent color bleeding. Classified HTS 5503.20.0045 for unprocessed polyester staple regardless of coloration method. Used for upholstery and automotive textiles.