White Calcined Alumina 99.8% for Refractories from United States
White Calcined Alumina is thermally processed aluminum oxide with 99.8% Al2O3 content, designed for refractory production with low soda impurities. It qualifies as artificial corundum under tariff item 2818.10.00, being a chemically defined oxide in grain form.
Duty Rate — United States → Canada
0%
Import Tips
• Provide a technical datasheet showing Al2O3 purity and thermal treatment to confirm classification as artificial corundum
• Check if the product meets Canadian standards for refractory materials
• Consider the country of origin for potential trade remedies