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Reaction-Bonded Boron Carbide Precursor Powder from Japan

Specialty boron carbide powder designed for reaction-bonded ceramic processing in armor and wear-resistant applications. Remains under HTS 2849.90.10.00 as pure chemical compound prior to sintering.

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%

Import Tips

Specify 'precursor grade' in commercial invoice to distinguish from finished ceramics

ITAR/EAR compliance required for armor applications; declare end-use clearly

Maintain batch traceability; impurity levels >1% may reclassify as mixtures