Fireclay Refractory Bricks from Canada
Fireclay refractory bricks, made from high-temperature-fired clay with 30-45% alumina, serve as general-purpose linings in boilers and incinerators. They provide cost-effective thermal insulation and slag resistance. Classified in HTS 6902.90.10 as standard 'other' refractory bricks.
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
• Certify water absorption and pyrometric cone equivalent (PCE) values for authenticity
• Bundle with installation manuals but avoid set packaging to prevent furniture classification