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2849.90.50.00/Hafnium Carbide Powder/Japan

Hafnium Carbide Powder from Japan

Hafnium carbide (HfC) ultra-high temperature ceramic powder for rocket nozzles. Falls under 2849.90.50.00 as chemically defined carbide. Melting point exceeds 3900°C.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Obtain export licenses for defense/space applications

• Provide isotopic analysis excluding radioactive content