Tallow-Based Foundry Core Binder from Mexico
A mixture of rendered animal tallow and synthetic resins used as a binder in foundry core production. It provides adhesion for sand molds and cores in metal casting processes. Classified under 3824.99.4190 as a fatty substance of animal origin not elsewhere specified.
Duty Rate — Mexico → United States
14.6%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify fatty content exceeds 50% animal/vegetable origin via lab analysis for proper 3824.99.4190 classification
• Include SDS and foundry end-use certification to avoid misclassification as simple fats (Chapter 15)