Dead Burned Magnesite Balls for Sintering from Japan
Spherical dead burned magnesite aggregates used as sintering aids in refractory brick production. Classified HTS 6815.91.00.71 for magnesia-containing articles in manufacturing process. High density promotes uniform brick firing.
Duty Rate — Japan → 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
• Certify dead-burn density >3.4 g/cm³; industrial end-use declaration; avoid bulk mineral confusion