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Section XIII — Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware

Subheading

690220

Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products

Common commodities
High-alumina fireclay bricksAlumino-silicate refractory blocksSemi-silica high-duty firebricksSilica brick with Alumina contentAndalusite alumino-silicate tilesKyanite alumino-silicate refractory blocksSillimanite alumino-silicate bricksAlumina-rich mullite bricksCorundum fireclay tilesHigh-quality Al2O3 refractory blocks

HS codes