Trilobal Polyester Sewing Thread
Trilobal cross-section polyester thread from synthetic staple fibers for enhanced luster in fashion sewing. Classified in HTS 5508.10.00.00 as synthetic staple sewing thread. Used in high-end apparel production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If packaged as general sewing yarn, not specific thread
If lacking distinct thread characteristics like minimal twist, classifies as synthetic yarn.
If blended with significant wool content
Wool blends over certain percentages shift to mixed fiber chapters.
Not sure which classification is right?
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Import Tips & Compliance
• Include cross-section diagrams in technical docs to justify trilobal staple fiber status
• Monitor twist levels; high twist may trigger yarn reclassification scrutiny
• Ensure eco-labels match fiber content to avoid greenwashing claims at entry
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