Section XIII — Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware
Chapter 69 — Ceramic products
Heading 6903 — Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths and rods), other than those of siliceous fossil meals or of similar siliceous earths.
Subheading 6903.10 — Containing, by weight, more than 50 % of free carbon
HS code
6903.10.90 Other refractory ceramic goods, contn >50% graphite or other carbon, ecl crucibles
Last Verified Date - 1 October 2026
Common commodities
High-carbon graphite retortsCarbon refractory mufflesGraphite nozzles for high heatHeat resistant carbon pipesCarbon ceramic support rodsGraphitized refractory pipe fittingsHigh-temperature carbon refractory partsCarbon graphite heat exchanger componentsCarbon refractory crucible supports (non-crucibles)Graphite reinforced high-temp ceramic supports