Direct-Bonded Magnesite Brick for Electric Arc Furnaces from China
Direct-bonded magnesite refractory bricks with >93% MgO for electric arc furnace (EAF) walls, fired at high temperatures for superior slag resistance. These maintain structural integrity under thermal shock and corrosion. HTS 6902.10.10.00 applies for magnesite-dominant composition.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide manufacturer's firing process specs confirming >800°C temperature
• Include end-use declaration for metallurgical furnaces
• Watch for bonding type affecting strength certification