Tabular Crude Alumina Corundum Lumps from China
Tabular crude alumina corundum lumps are produced via sintering and fusion, resulting in dense, plate-like crude structures of artificial corundum. Classified in HTS 2818.10.10.00 for its unprocessed crude form and aluminum oxide composition. Used in advanced ceramics and refractories.
Duty Rate — China → United States
7.5%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include sintering process details to affirm artificial status per Chapter definitions
• Avoid retail packaging; bulk crude only to stay in 2818.10.10
• Test for complex salts per 2842 note if additives suspected