Cobalt Crucibles
High-purity cobalt crucibles for crystal growth furnaces. Fabricated hollow articles under HTS 8105.90.00.00. Extreme temperature resistance.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If refractory ceramic crucibles
Ceramic vs metal construction shifts to Chapter 69 refractories.
If industrial furnace parts
Crucibles as furnace parts classify under Chapter 85 furnace apparatus.
If lab glassware machines
Small lab crucibles may go to Chapter 90 lab machines.
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Import Tips & Compliance
• Thermal shock resistance certs for lab equipment classification
• Capacity/volume specs distinguish lab vs industrial sizes
• Lid attachment may create composite article review
Related Products under HTS 8105.90.00.00
Cobalt Wire
High-purity cobalt wire used in electronics and medical applications, such as thermocouples and implants. Classified under HTS 8105.90.00.00 as an article of cobalt, not a matte or intermediate product. Meets the chapter definition for cobalt content exceeding other metals.
Cobalt Rods
Solid cobalt rods employed in aerospace alloys and cutting tools due to high strength. Falls under HTS 8105.90.00.00 as 'other articles thereof,' excluding waste/scrap or intermediates. Primary cobalt content defines classification per US notes.
Cobalt Powder
Fine cobalt powder for powder metallurgy in battery cathodes and hardfacing. HTS 8105.90.00.00 covers unwrought forms like powder as cobalt articles, distinct from mattes. Excludes alloys per chapter alloy definition.
Cobalt Foil
Thin cobalt foil for evaporation targets in thin-film deposition and shielding. As a fabricated article of cobalt, it fits HTS 8105.90.00.00 'other,' with cobalt >99% weight per notes. Used in semiconductor manufacturing.
Cobalt Targets
Sputtering targets made of pure cobalt for PVD coating in microelectronics. HTS 8105.90.00.00 includes shaped articles like targets as 'other' cobalt products. High purity essential for vacuum deposition.
Cobalt Sheets
Rolled cobalt sheets for chemical processing equipment due to corrosion resistance. Under HTS 8105.90.00.00 as other articles, with cobalt as base metal >99%. Used in valve and pump fabrication.