Bicomponent Polypropylene Staple Fiber
Carded bicomponent sheath-core polypropylene staple fibers for thermal bonding nonwovens, processed for spinning. HTS 5506.40.00.00 covers these all-polypropylene (PP/PP) staple fibers prepared for spinning. Key for diaper topsheets and insulation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If polyester-based bicomponent
Polyester staple fibers use 5504; PP remains 5506.40.
If crimped into wadding without spinning
Wadding of staple fibers not for spinning goes to 5601.
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Import Tips & Compliance
• Confirm both components are polypropylene to stay in 5506.40; PE/PP blends may be plastic (39)
• Cross-section diagrams aid customs verification of bicomponent structure
• Thermal properties testing prevents end-use misclassification
Related Products under HTS 5506.40.00.00
Polypropylene Staple Fibers for Spinning
Carded polypropylene staple fibers processed specifically for spinning into yarns, typically 1.5 to 6 denier with lengths of 38-76 mm. These fibers fall under HTS 5506.40.00.00 as synthetic staple fibers of polypropylene that have been carded or otherwise processed for spinning. They are a key raw material in textile manufacturing for producing nonwoven fabrics and ropes.
Combed Polypropylene Fiber for Carpet Yarn
Combed polypropylene staple fibers, 15 denier, 102 mm length, processed for spinning into bulky yarns for carpets and upholstery. Falls under HTS 5506.40.00.00 as combed synthetic staple fibers of polypropylene prepared for spinning. Provides durability and stain resistance in floor coverings.
Bale-Pressed Carded PP Staple Fiber 4.5 Denier
Bale-pressed carded polypropylene staple fibers, 4.5 denier, 65 mm staple length, otherwise processed for spinning into upholstery yarns. HTS 5506.40.00.00 applies to these baled synthetic polypropylene fibers prepared for yarn production. Common in automotive interiors.
Hydrophilic Polypropylene Staple Fiber
Carded hydrophilic-treated polypropylene staple fibers for absorbent nonwovens, processed for spinning, 2.8 denier. Falls under HTS 5506.40.00.00 as base polypropylene staple fibers processed for spinning, regardless of surface treatment. Used in diapers and feminine hygiene.
Polypropylene Flame Retardant Staple Fiber
Combed flame-retardant polypropylene staple fibers, 6 denier, processed for spinning into fire-safe upholstery yarns. Classified HTS 5506.40.00.00 for polypropylene fibers processed for spinning with additives. Meets standards for public transport seating.
Polypropylene Staple for Roping Twine
Processed coarse polypropylene staple fibers, 18 denier, 150 mm length, carded for spinning into baler twine and ropes. Under HTS 5506.40.00.00 as polypropylene staple fibers otherwise processed for spinning. Essential for agriculture and packaging.