Base
HTS 6903Chapter 69

HTS 6903Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and slide gates), other than those of siliceous fossil meals or of similar siliceous earths: Duty Rate & Import Guide

Ceramic Products · 7 pending regulations · $27.6M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$27.6M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

MODERATE

0 rulings — · 7 reg · 0 cases

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

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Data compiled from USITC HTS, US Census Bureau, Federal Register · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Subheadings (5)

CodeDescriptionRate
6903.10.00.00Containing by weight more than 50 percent of free carbonFree
6903.20.00.00Containing by weight more than 50 percent of alumina (Al<sub>2</sub>O<sub>3</sub>) or of a mixture or compound of alumina and of silica (SiO<sub>2</sub>)Free
6903.90.00OtherFree
6903.90.00.10Of clay
6903.90.00.50Other

Federal Register (7)

View all 7+ regulations on Federal Register →

Matching Export Code (Schedule B)

6903100000Schedule B

OTHER REFRACTORY CERAMIC GOODS (RETORTS, CRUCIBLES, TUBES, ETC) CONTAINING MORE THAN 50 PERCENT GRAPHITE OR OTHER FORMS OF CARBON OR A MIXTURE OF THEM

Census Bureau export classification matching this HTS import code.

6901.00.00.006903.10.00.00