Modified Aromatic Polyurethane Binder from Mexico
Industrial binder formulation for foundry cores and molds, incorporating modified aromatic isocyanates exceeding 5% by weight for superior adhesion and heat resistance. Falls under HTS 3824.99.2900 as a prepared chemical mixture n.e.s. with aromatic substances, distinct from basic polymers.
Duty Rate — Mexico → United States
16.5%
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
• Ensure foundry binder declaration matches composition to avoid reclassification; provide end-use certificates for industrial applications
• Watch for VOC content compliance under EPA rules