About HS Code 690290
This is a residual HS code for refractory ceramic bricks, blocks, tiles, and similar constructional goods that do not meet the specific compositional criteria of 690210 (Mg, Ca, Cr oxides) or 690220 (Al2O3, SiO2). This category encompasses a diverse array of specialized refractories, often incorporating other oxides like zirconia, chromia (below 50%), silicon carbide, or unique combinations designed for very specific, demanding industrial applications. These materials are crucial for niche high-temperature environments where standard refractories might fail, offering tailored properties such as enhanced corrosion resistance, specific thermal conductivity, or superior mechanical strength. Importers are typically specialized industries requiring bespoke refractory solutions. Exporters are advanced refractory manufacturers capable of producing these complex compositions. Their trade reflects the global need for highly engineered materials in cutting-edge industrial processes.
Products Under This Code
Zirconia bricks, Silicon carbide bricks, Chromia-alumina bricks (less than 50% Cr2O3), Carbon-bonded alumina bricks, Fused cast refractories (not fitting 6902.1/2), Phosphate-bonded refractories, Spinel bricks
Real World Examples
Saint-Gobain ZirPro zirconia refractories, Vesuvius silicon carbide products, SEFPRO fused cast refractories, Krosaki Harima specialized bricks
Common Misclassification
This code is a catch-all for refractory bricks not meeting the specific compositional thresholds of 690210 or 690220. It can be confused with 6903 (other refractory ceramic goods) if the item is not primarily 'constructional'.
Trade Overview
Germany, Japan, and China are significant exporters of these specialized refractories, serving global high-tech industrial sectors.
Frequently Asked Questions
What is HS code 690290?
HS code 690290 covers: Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods; n.e.c. in item no. 6902.1 or 6902.2. This is a residual HS code for refractory ceramic bricks, blocks, tiles, and similar constructional goods that do not meet the specific compositional criteria of 690210 (Mg, Ca, Cr oxides) or 690220 (Al2O3, SiO2). This category encompasses a diverse array of specialized refractories, often incorporating other oxides like zirconia, chromia (below 50%), silicon carbide, or unique combinations designed for very specific, demanding industrial applications. These materials are crucial for niche high-temperature environments where standard refractories might fail, offering tailored properties such as enhanced corrosion resistance, specific thermal conductivity, or superior mechanical strength. Importers are typically specialized industries requiring bespoke refractory solutions. Exporters are advanced refractory manufacturers capable of producing these complex compositions. Their trade reflects the global need for highly engineered materials in cutting-edge industrial processes.
What products fall under HS code 690290?
Zirconia bricks, Silicon carbide bricks, Chromia-alumina bricks (less than 50% Cr2O3), Carbon-bonded alumina bricks, Fused cast refractories (not fitting 6902.1/2), Phosphate-bonded refractories, Spinel bricks
What are common misclassifications for HS code 690290?
This code is a catch-all for refractory bricks not meeting the specific compositional thresholds of 690210 or 690220. It can be confused with 6903 (other refractory ceramic goods) if the item is not primarily 'constructional'.
How is HS code 690290 structured?
HS code 690290 is a 6-digit subheading under the Harmonized System. The first 2 digits (69) identify the chapter, digits 3-4 (02) identify the heading, and digits 5-6 (90) specify the subheading. This code is standardized globally by the World Customs Organization.