Vulcanized Fiber Shim Stock Sheets from Mexico
Thin precision sheets of noncellular vulcanized fiber used for shimming in machinery alignment. High tensile strength and machinability without lamination qualify it under this subheading. Specifically HTS 3920.79.05.00 for vulcanized fiber plates, sheets, film, foil, and strip.
Duty Rate — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide thickness tolerance certifications (typically 0.005-0.125 inches) to prove sheet form
• Label clearly as 'vulcanized fiber' to avoid paper classification disputes
• Ensure no metal reinforcement, which would move to 3921