Chrome-Alumina Refractory Brick from Japan
Direct-bonded chrome-alumina brick (>50% Al2O3 with chromic oxide) for glass furnace regenerator checkers. Exceptional corrosion resistance to glass melts. Classifies 6902.20.10 despite chrome, as alumina primary.
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
• Analyze for chromic oxide content; high chrome may trigger 6903 scrutiny
• Provide bonding process details (direct vs fused) for classification
• Comply with REACH if EU origin due to hexavalent chromium concerns