Boron Carbide Abrasive Grit from Germany
Boron carbide (B4C) grit used in high-performance abrasives and armor materials. Classified in 2849.90.50.00 as 'other' chemically defined carbides, excluding metal-sintered cermets. Ideal for nozzle linings and cutting tools due to extreme hardness.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include technical data sheets confirming >99% purity to meet 'chemically defined' criteria
• Declare as UN3077 environmentally hazardous if shipped in bulk quantities
• Check end-use declarations to prevent reclassification as defense articles under ITAR