Rotary Kiln Alumina-Silica Brick from Canada
Refractory brick blending alumina and silica (>50% total) for cement rotary kiln burning zones. Fired to achieve high density and abrasion resistance. HTS 6902.20.10 covers such mixed-oxide 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
• Include pyrometric cone equivalent (PCE) test results showing refractoriness
• Ensure no metallic content that could trigger Chapter 82 classification