HS 2508 — Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined
HS heading 2508 (Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined) spans 5 products in U.S. import records, with 16,154 bill-of-lading shipments. The most imported are Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined, fire-clay, Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined, other clays, and Chamotte or dinas earth.
Part of Chapter 25: Salt; sulphur; earths and stone; plastering materials, lime and cement
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/heading/2508
Products under this heading
Frequently asked questions about HS 2508
What is HS code 2508?
HS 2508 covers other clays, andalusite, kyanite and sillimanite, whether or not calcined. It is a 4-digit heading in chapter 25 (Salt; sulphur; earths and stone; plastering materials, lime and cement) of the Harmonized System, with 5 six-digit subheadings that appear in U.S. import records.
How many U.S. import shipments fall under HS 2508?
ImportDoor has 16,154 U.S. Customs bill-of-lading shipment records under HS heading 2508, updated monthly.
What is the most imported product under HS 2508?
Other clays, andalusite, kyanite and sillimanite, whether or not calcined (HS 250830) leads with 10,028 shipments, followed by Other clays, andalusite, kyanite and sillimanite, whether or not calcined (HS 250840) and Chamotte or dinas earth (HS 250870).