Polyamide-6I/6T Copolymer Pellets
Semi-aromatic copolyamide 6I/6T pellets where no single monomer predominates ≥95%, classified under 3908.90.70.00 by predominant polyamide monomer per subheading rules. High-temperature applications in electronics.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If PVC-acrylic copolymer predominant
Subheading note (a)(4) directs to predominant comonomer series.
If sold as masterbatch with additives
Masterbatches with colorants/fillers classified as other plastic plates/articles.
If extruded into household tableware
Finished household plastic tableware falls under 3924.10.
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Import Tips & Compliance
• Provide copolymer ratio analysis showing predominant monomer for classification
• Request advance ruling for complex copolyamides to prevent port delays
• Avoid glass-filled versions; fillers shift to compounded plastics (3920)
Related Products under HTS 3908.90.70.00
Polyamide-11 Resin Pellets
Polyamide-11, derived from 11-aminoundecanoic acid, is a high-performance polyamide with over 95% monomer content by weight, classifying it under 3908.90.70.00 as 'Other' polyamides in primary forms like pellets. Used in engineering plastics for its flexibility and low moisture absorption.
Polyamide-12 Granules
Polyamide-12 resin granules, made from laurolactam with ≥95% single monomer unit, fall under HTS 3908.90.70.00 as other polyamides in primary forms. Ideal for 3D printing filament and flexible tubing due to low density.
Bio-based Polyamide-4,10 Resin
Bio-sourced polyamide-4,10 resin beads with ≥95% monomer units from sebacic acid, falling under HTS 3908.90.70.00 as other polyamides in primary forms. Sustainable alternative for engineering applications.
High-Viscosity Polyamide-610
Polyamide-610 pellets with high melt viscosity from hexamethylenediamine and sebacic acid, ≥95% monomers, classified 3908.90.70.00 as other polyamides. Applications in monofilaments and bristles.
Low-Temperature Polyamide Copolymer
Engineering-grade low-temperature polyamide copolymer pellets under 3908.90.70.00, classified by predominant amide monomer. Designed for cold-flexible applications like seals.
Polyamide Elastomer Base Resin
Base resin for polyamide elastomers (e.g., Pebax type) in primary form, falling under 3908.90.70.00 as other polyamides before elastomeric processing. Used in sports shoe midsoles.