# 690320 — Other refractory ceramic goods (for example, retorts, crucibles, muffles,…: Containing, by weight, more than 50 % of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2)

HS code 690320 classifies Other refractory ceramic goods (for example, retorts, crucibles, muffles,…: Containing, by weight, more than 50 % of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2). 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.

> Section XIII · Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware
> Chapter 69 · Ceramic products

**HS code:** `690320`

## 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 alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2)

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 0% | MFN |

Rates effective as of 2026-01-01.

---
Source: https://hscode.eximagent.ai/69/690320
Last updated: 2026-06-03
Find importers, tariffs and sanctions for 690320 with EximAgent — https://eximagent.ai