Resin-Bonded Magnesia Ladle Bricks from Japan
Specialized bricks for steel ladle linings, featuring >70% magnesia, trace to <30% carbon, and resin chemical bonding for superior erosion resistance. Used in molten metal handling in steel mills. Classified under HTS 6810.11.00.10 for their precise magnesia-carbon-resin composition.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include test reports from accredited labs confirming MgO and carbon levels to support tariff classification
• Label shipments clearly as 'chemically bonded magnesia carbon bricks' to prevent confusion with fired refractories
• Watch for anti-dumping duties on Chinese-origin products; declare country of manufacture accurately