Magnesia-Chrome Refractory Brick from China
Magnesia-chrome refractory bricks combine magnesia and chrome ore, fired to create dense blocks for lining steelmaking furnaces and rotary kilns. They offer superior resistance to basic slags and high temperatures. Falls under HTS 6902.90.50 as 'other' refractory ceramic constructional goods, excluding siliceous earths.
Duty Rate — China → United States
35%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Submit lab analysis confirming non-siliceous composition and post-firing status to distinguish from 6902.10
• Declare intended industrial end-use (e.g
• furnace lining) to prevent misclassification as building materials