90% Alumina Refractory Brick from Canada
Refractory brick composed of 90% alumina for superior thermal shock resistance in high-heat environments. Fired ceramic constructional good shaped for boiler and incinerator linings. Fits 6902.20.10.10 due to high alumina content and refractory brick designation.
Duty Rate — Canada → 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
• Submit chemical composition analysis report showing >50% Al2O3 to Customs for verification
• Ensure packaging labels specify 'refractory brick - not for retail/tableware use' to prevent Chapter 69 exclusions