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HS Code 690390 - Retorts, crucibles, mufflers
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)
- Refractory ceramic furnace tubes (alumina content ≤ 50%)
- Ceramic immersion nozzles for molten metal (non-siliceous earth)
- Laboratory crucibles (alumina-silica mix, carbon ≤ 50%)
- Kiln furniture supports (refractory composition)
- Slide gate plates for ladles (alumina content ≤ 50%)
- Thermocouple protection sheaths (refractory ceramic)
- Ceramic burner nozzles (other than siliceous earth)
- Ceramic immersion nozzles for molten metal (non-siliceous earth)
- Laboratory crucibles (alumina-silica mix, carbon ≤ 50%)
- Kiln furniture supports (refractory composition)
- Slide gate plates for ladles (alumina content ≤ 50%)
- Thermocouple protection sheaths (refractory ceramic)
- Ceramic burner nozzles (other than siliceous earth)
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