Vinylidene Fluoride Elastomer (VDF-based) from Mexico
VDF elastomers like fluoroelastomers are synthetic rubbers from halogenated olefins, imported in primary pellet form under HTS 3904.90.1000. They exhibit elastomeric properties with vinylidene fluoride monomer at 95%+ by weight. Used in O-rings and seals for harsh chemical environments.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify fluorine content and elastomeric recovery properties via ASTM testing standards
• Document as 'primary forms only' to distinguish from molded articles under 3926