HfC-TaC Hafnium Tantalum Carbide Blend
Ultra-high temperature nonagglomerated hafnium and tantalum carbides with metallic binder for rocket nozzles. Classified 3824.30.00.00 as advanced mixed carbide powders. Withstands 3000°C+ environments.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If individual hafnium carbide
Pure exotic carbides stay in Chapter 28 carbides heading.
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Import Tips & Compliance
• ITAR registration required for defense articles; provide melting point certification; nitrogen-purged packaging essential
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