Rotary Kiln Alumina Brick from Japan
Phosphate-bonded alumina bricks (>70% Al2O3) fired for cement rotary kiln burning zones. Resists alkali attack and coating formation. 6902.20.50 classification as other high-alumina refractory bricks.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Document phosphate bonding system and firing schedule
• Specify burning zone location and temperature profile
• Confirm brick curvature matches kiln diameter specs