Reaction-Bonded Boron Carbide Precursor Powder from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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