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HTS code reference›Chapter 25: Salt, sulfur, earth and stone; plaster, lime and cement›2508.60.00.00

HTS Code 2508.60.00.00

Mullite

Official tariff path

Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths: › Mullite

Level: statistical10General duty: FreeUnit: t

What does HTS 2508.60.00.00 cover?

This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.

  1. 1Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths:
  2. 2Mullite

Nearby tariff provisions

2508.10.00.00Bentonite2508.30.00.00Fire-clay2508.40.01Other clays2508.50.00.00Andalusite, kyanite and sillimanite2508.70.00.00Chamotte or dinas earth
Official source and limitations

Based on USITC HTS 2026 Revision 12, published July 21, 2026. The general rate does not include every origin-specific program, Section 301 or 232 measure, antidumping or countervailing duty, quota, or other agency requirement.

Open this code in the official USITC search ↗