Brazil NCM · 8-digit subitem

NCM 6902.20.92 – Siliceous, semi-siliceous or silica refractories

NCM 6902.20.92 (also written 69022092) is Brazil's code for siliceous, semi-siliceous or silica refractories. Its first 6 digits are HS code 6902.20.

Official description of NCM 6902.20.92

PortuguêsOfficial
Silicoso, semi-silicoso ou de sílica
EnglishUnofficial translation

Siliceous, semi-siliceous or silica

Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).

How to read NCM 6902.20.92

69Chapter 02Heading 20Subheading

HS code 6902.20
Same in every country

9Item 2Subitem

Added by Mercosur
Brazil, Argentina, Paraguay, Uruguay

The first 6 digits are the international HS code, so their meaning is the same in every country; Brazil publishes the text in Portuguese. Digits 7 and 8 are Brazil's own split of that HS code. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 69 Ceramic products Produtos cerâmicos.
  2. Heading 69.02 Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods; other than those of siliceous fossil meals or similar siliceous earths Tijolos, placas (lajes), ladrilhos e peças cerâmicas semelhantes, para construção, refratários, que não sejam de farinhas siliciosas fósseis nem de terras siliciosas semelhantes.
  3. Subheading 6902.20 Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods; containing by weight more than 50% of alumina (Al2o3), of silica (SiO2) or of a mixture or compound of these Que contenham, em peso, mais de 50 % de alumina (Al2O3), de sílica (SiO2) ou de uma mistura ou combinação destes produtos
  4. Item 6902.20.9 Other Outros
  5. Subitem 6902.20.92 Siliceous, semi-siliceous or silica Silicoso, semi-silicoso ou de sílica

Other NCM codes under HS 6902.20

6902.20.10 Silico-aluminous refractory bricksTijolos sílico-aluminosos 6902.20.91 Other silico-aluminous refractory goodsSílico-aluminosos 6902.20.93 Sillimanite refractory goodsDe silimanita 6902.20.99 Other refractories over 50% alumina and/or silicaOutros

Questions about NCM 6902.20.92

What is NCM 6902.20.92?

NCM 6902.20.92 (69022092) is the Brazilian (Mercosur) code for siliceous, semi-siliceous or silica refractories. Its official Portuguese description is “Silicoso, semi-silicoso ou de sílica”.

What is the HS code for NCM 6902.20.92?

HS 6902.20 (Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods; containing by weight more than 50% of alumina (Al2o3), of silica (SiO2) or of a mixture or compound of these). The first 6 digits of an NCM code are its international HS code; the last 2 digits are Brazil's own split.

Is an NCM code the same as an HS code?

The first 6 digits are the same in every country. NCM adds an item digit (7th) and a subitem digit (8th). A code ending in 00 means Brazil does not split that HS code further.

Which countries use NCM 6902.20.92?

All Mercosur members use the same NCM codes: Argentina, Brazil, Paraguay and Uruguay.

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.