Silica Filament Fabric for Foundry Molds from Mexico
Chemically bonded closed-weave fabric (>93% silica content) lining foundry molds and ladles for molten metal containment. HTS 7019.72.40.30 designation reflects its uncolored, high-purity filament structure. Essential for steel and aluminum casting operations.
Duty Rate — Mexico → United States
17.3%
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
• Document end-use in foundries with purchase orders; ensure no metallic coatings triggering Chapter 71
• Pitfall: size-based narrow fabric classification if rolls exceed specs