PPS Engineering Sheets
Noncellular polyphenylene sulfide (PPS) sheets for chemical processing equipment fabrication. HTS 3920.99.5000 applies to these high-performance, unreinforced engineering plastic sheets. Excellent chemical and thermal resistance.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If contains aromatic polysulfone modifiers
Aromatic polysulfone chemically modified polymers have specific provisions
If fabricated into pump/ valve components
Finished chemical processing equipment parts classified as articles
If parts of chemical processing machinery
Components identifiable to specific machinery classified in Chapter 84 by function
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Document PPS crystallinity (>60%) and continuous use temperature (220°C); provide chemical resistance test data
• Ensure separation from 40% glass-filled grades
Related Products under HTS 3920.99.50.00
Polycarbonate Printer Transparency Film
Thin, noncellular polycarbonate sheets designed for inkjet and laser printers to create overhead transparencies. Classified under HTS 3920.99.5000 as other non-reinforced plastic sheets of polycarbonate, not combined with other materials. Meets polymer classification rules where polycarbonate monomer units predominate by weight.
PETG Signage Blanks
Clear, noncellular PETG (polyethylene terephthalate glycol) sheets used as blanks for laser-cut signage and displays. Falls under 3920.99.5000 as other unreinforced plastic sheets where PETG copolymer meets the 95% monomer content rule for classification. Not laminated or supported with other materials.
Acetal Engineering Sheets
Noncellular acetal (polyoxymethylene) sheets for machining into precision engineering components. Classified in 3920.99.5000 as other plastic sheets, non-reinforced, where acetal polymer meets the 'poly' prefix 95% purity requirement. Used in industrial fabrication, not as finished parts.
Polysulfone Medical Grade Sheets
Transparent, noncellular polysulfone sheets certified for medical device fabrication and sterilization processes. HTS 3920.99.5000 applies to these high-performance unreinforced plastic sheets meeting polymer purity standards. Essential for biocompatible applications.
Clear PVC Document Sleeves Sheets
Noncellular polyvinyl chloride sheets cut to size for document protection sleeves and binders. Falls under 3920.99.5000 as other unreinforced PVC sheets not meeting specific subheadings. Non-laminated and suitable for office organization.
Nylon 6/6 Fabrication Sheets
Noncellular polyamide-6,6 sheets for machining into wear-resistant industrial parts. Classified 3920.99.5000 where nylon 6,6 monomers constitute ≥95% by weight per subheading note (a)(1). Unreinforced stock material only.