Self-Setting Alkaline Binder from Mexico
Liquid sodium silicate modified with proprietary additives for ambient temperature setting without external catalyst in foundry molds. HTS 3824.10.00.00 classification for these advanced prepared foundry binders. Eliminates gas evolution issues.
Duty Rate — Mexico → United States
16%
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
• Proprietary additive composition requires non-disclosure agreements for CBP review
• Setting time performance data (2-4 hours) proves foundry-specific formulation
• Lower VOC emissions qualify for green foundry certifications