Reactive Alumina for Ceramics from China
Fine reactive aluminum oxide powder with high sintering reactivity for technical ceramics. Falls under HTS 2818.20.00.00 as pure aluminum oxide, not artificial corundum.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Specify median particle size (0.5-1.5 microns) and soda content (<0.3%) in import docs
• Classify before forming/sintering; finished ceramics go to Chapter 69
• Avoid mixtures exceeding 2% other substances per chemical compound purity rules