Isocure Polyurethane Binder from Mexico
Amine gas-cured phenolic urethane binder system (PUCB) for high-production foundry core making with excellent tensile properties. Specifically formulated for foundry molds under HTS 3824.10.00.00. Used in automotive transmission housing production.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Amine gas catalyst requires separate ventilation system documentation
• Two-part system (resin/isocyanate) needs matched batch certification
• High cost product; accurate invoice valuation prevents CBP scrutiny