Rotary Kiln Alumina Brick from Germany
Phosphate-bonded alumina bricks (>70% Al2O3) fired for cement rotary kiln burning zones. Resists alkali attack and coating formation. 6902.20.50 classification as other high-alumina refractory bricks.
Duty Rate — Germany → 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
• Document phosphate bonding system and firing schedule
• Specify burning zone location and temperature profile
• Confirm brick curvature matches kiln diameter specs