Brazil NCM · 4-digit heading

NCM 68.06 – Mineral wools, expanded minerals and insulation

About NCM heading 68.06

Slag, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag, mixtures and articles of heat, sound insulating or sound-absorbing mineral materials

Heading 68.06 of Brazil's NCM has 4 eight-digit codes. Official Portuguese description: Lãs de escórias de altos-fornos, lãs de outras escórias, lã de rocha e lãs minerais semelhantes; vermiculita e argilas, expandidas, espuma de escórias e produtos minerais semelhantes, expandidos; misturas e obras de matérias minerais para isolamento do calor e do som ou para absorção do som, exceto as das posições 68.11, 68.12 ou do Capítulo 69.

The first four digits, 6806, identify this heading within chapter 68. Its six-digit subheadings follow the international HS system; the final two digits distinguish Mercosur's NCM classifications. Select a code below to read its English translation, official Portuguese text and full classification path.

For product coverage and classification context, read the HS heading 68.06 guide.

NCM codes in heading 68.06 4

  1. 6806.10.00 Slag wool, rock wool and similar mineral woolsLãs de escórias de altos-fornos, lãs de outras escórias, lã de rocha e lãs minerais semelhantes, mesmo misturadas entre si, a granel, em folhas ou em rolos
  2. 6806.20.00 Expanded vermiculite, clays and foamed slagVermiculita e argilas, expandidas, espuma de escórias e produtos minerais semelhantes, expandidos, mesmo misturados entre si
  3. 6806.90 Minerals; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading no. 6811 or 6812 or of chapter 69Outros HS code
  4. 6806.90.10 Aluminous or silico-aluminous insulation materialsAluminosos ou silicoaluminosos
  5. 6806.90.90 Other mineral heat or sound insulation materialsOutros

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.