</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Magnesia-Carbon Ladle Nozzle Insert from China

Refractory insert for steel ladle nozzles, containing >70% magnesia with 10-25% carbon, resin-bonded for erosion resistance during molten steel pouring. Provides directional flow control in continuous casting operations. Falls under 6815.91.0011 for its specific high-magnesia, carbon-bearing, resin-bonded 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

Include mill test reports showing exact MgO percentage and carbon analysis to avoid reclassification

Label clearly as 'articles' not 'parts' to prevent scrutiny under machinery headings