Direct-Bonded Magnesia Refractory Bricks from Germany

Direct-bonded magnesia refractory bricks achieve superior purity through high-temperature firing that creates ceramic bonding between periclase grains. Used in converter mouths and hot metal ladles. HTS 6902.90.10 for advanced bonding technology bricks.

Duty Rate — Germany → United States

10%

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

Import Tips

Microstructure photos prove direct bonding vs. matrix bonding

High purity (>96% MgO) affects duty valuation tier

Declare hydration resistance test results

Direct-Bonded Magnesia Refractory Bricks from Germany — Import Duty Rate | HTS 6902.90.10