Silicone Treated Polyester Thread from Mexico
Silicone-finished polyester sewing thread from synthetic staple fibers for smoother machine feed. HTS 5508.10.00.00 covers treated synthetic staple threads. Retail for longarm quilters.
Duty Rate — Mexico → United States
21.4%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Silicone < certain % doesn't trigger coating classification
• Off-gassing tests for volatile treatments during shipment
• Specify finish type in tech sheets for chemical review