Synthetic Alumina Refractory Slab from Mexico
Large slabs of synthetic alumina sintered at high temperature for furnace roofs and walls, >80% Al2O3 purity. Slab-form constructional goods for refractory applications. Under HTS 6902.20.50.10.
Duty Rate — Mexico → United States
10%
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
• Certify synthetic vs. natural alumina origin for accurate material description
• Thickness verification prevents tile/brick confusion
• End-use declaration prevents Chapter 68 millstone mix-up