---
title: "6903 – Other refractory ceramic goods (for…: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 6903: Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports…"
canonical: "https://www.adhocs.ca/hs-codes/6903"
---

# 6903 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.

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 69](https://www.adhocs.ca/hs-codes/69)

3 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code.

- [6903.10.00.00](https://www.adhocs.ca/hs-codes/6903.10.00.00) Containing by weight more than 50% of free carbon
- [6903.20.00.00](https://www.adhocs.ca/hs-codes/6903.20.00.00) Containing by weight more than 50% of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2)
- [6903.90.00.00](https://www.adhocs.ca/hs-codes/6903.90.00.00) Other

## Other headings in this chapter

- Previous: [6902](https://www.adhocs.ca/hs-codes/6902) Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths.
- Next: [6904](https://www.adhocs.ca/hs-codes/6904) Ceramic building bricks, flooring blocks, support or filler tiles and the like.

[Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).