90% Alumina Refractory Bricks from Mexico
90% alumina refractory bricks deliver premium purity for critical zones in aluminum smelters and cement kilns, resisting molten metal and alkali corrosion. High fired density ensures longevity. Standard 'other' classification under HTS 6902.90.10.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• High purity requires clean bill of lading; avoid contamination claims
• Certify for food-grade contact if dual-use in processing equipment
• Declare exact Al2O3 percentage for anti-dumping consideration