PPS Engineering Sheets from Mexico
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.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document PPS crystallinity (>60%) and continuous use temperature (220°C); provide chemical resistance test data
• Ensure separation from 40% glass-filled grades