Magnesia-Chrome Brick for Non-Ferrous Metal Smelting from Mexico
Magnesia-chrome refractory bricks with >50% combined MgO and Cr2O3 for copper and aluminum smelting furnaces. Fired ceramic goods resist basic slags and high temperatures. Fits HTS 6902.10.10.00 for magnesite bricks meeting elemental oxide criteria.
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
• Submit chemical analysis reports quantifying MgO and Cr2O3 percentages
• Declare specific furnace application to avoid porcelain misclassification
• Ensure no asbestos or hazardous binders used