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