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HS Code 690390 - refractory ceramic goods
Retorts, crucibles, mufflers, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods, slide gates and other refractory ceramic goods (excl. those of siliceous fossil meals or similar siliceous earths, those of heading 6902, containing > 50% by weight of free carbon or containing > 50% by weight of alumina [Al203] or a mixture or compound of alumina and silica [SiO2])
Examples (No official information or warranty)
- Ceramic crucibles for laboratory use (non-siliceous earths)
- Refractory ceramic slide gates for steel ladles
- Ceramic muffle tubes for high-temperature furnaces
- Alumina refractory support rods (≤50% alumina)
- Refractory ceramic ladle shrouds for molten metal
- Ceramic burner nozzles for industrial kilns
- Refractory plug assemblies for tundishes
- Refractory ceramic slide gates for steel ladles
- Ceramic muffle tubes for high-temperature furnaces
- Alumina refractory support rods (≤50% alumina)
- Refractory ceramic ladle shrouds for molten metal
- Ceramic burner nozzles for industrial kilns
- Refractory plug assemblies for tundishes
Code Tree Structure / Hierarchy
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Trade restrictions and policies
Chapter 69
54 Trade restrictions and policies
Position 6903
20 Trade restrictions and policies
Subheading 690390
3 Trade restrictions and policies
Customs Tariff Number 690390