70% Alumina Kiln Brick from Canada
Kiln brick composed of 70% alumina for pottery and glass kilns, providing superior refractoriness. Shaped and fired to maintain structural integrity at 1700°C+. HTS 6902.20.10 applies to alumina-dominant refractory bricks.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide manufacturer specs confirming firing temperature and alumina percentage
• Label as 'refractory' to avoid confusion with ceramic tiles (<3.2cm thick excluded elsewhere)
• Bundle import docs with thermal conductivity data for customs validation