690310 — Other refractory ceramic goods (for example, retorts, crucibles, muffles,…: Containing, by weight, more than 50 % of free carbon
HS code 690310 classifies Other refractory ceramic goods (for example, retorts, crucibles, muffles,…: Containing, by weight, more than 50 % of free carbon. It belongs to Chapter 69 (Ceramic products) of Section XIII (Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware) of the Harmonized System. Duty rates are recorded for 1 country.
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Description
Other 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 : Containing, by weight, more than 50 % of free carbon
Duty rates
US MFN base rate (HTS 2026, Column-1 General) — excludes Section 301 / IEEPA add-ons; not legal advice. Other countries’ rates and live duties via the EximAgent CLI.
- USUnited States0%MFNas of Jan 1, 2026
Common questions
- What is HS code 690310?
- Other 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 : Containing, by weight, more than 50 % of free carbon
- What duty rates apply to 690310?
- Listed duty rates range from 0% across 1 country rate.
Browse all of Chapter 69: Ceramic products →
Go beyond the code
Find the companies shipping under 690310 — ranked by shipments recorded in US customs filings over the last 12 months.