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3824.99.29.00/Modified Aromatic Polyurethane Binder/Mexico

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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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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

Modified Aromatic Polyurethane Binder from Mexico — Import Duty Rate | HTS 3824.99.29.00