2818.10—Artificial corundum, whether or not chemically defined
General duty rate
Free – 1.3%
Across 3 10-digit lines; pick a line below for the exact rate
Coverage on this page
Up one level: 2818 — Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide: (heading)
Plain-English explanation
HTS 2818.10 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Artificial corundum, whether or not chemically defined. It sits in Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes, Section VI: Products of the Chemical or Allied Industries and rolls up 3 10-digit statistical lines, with general duty rates ranging from Free to 1.3%. 3 AD/CVD orders flag at least one child line.
10-digit lines under 2818.10(3)
Pick a line to view full rate detail and compute landed duty
AD/CVD orders(3)
Antidumping or countervailing orders covering one or more lines under 2818.10
Frequently asked questions
What does HTS 2818.10 cover?
HTS 2818.10 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Artificial corundum, whether or not chemically defined. It belongs to Chapter 28 and rolls up 3 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 2818.10?
General (Column 1) duty rates for the 10-digit lines under HTS 2818.10 range from Free to 1.3%. The exact rate depends on the specific 10-digit statistical line — pick a line below to see its full rate detail.
How do I find the right 10-digit line under HTS 2818.10?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader subheading HTS 2818.10 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 2818.10?
Learn more
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