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6903.90.00.50/Silicon Nitride Rod/Mexico

Silicon Nitride Rod from Mexico

Dense silicon nitride ceramic rod for thermocouple supports in molten aluminum holding furnaces. Refractory good under HTS 6903.90.00.50, fired nitride material excluding electrical uses.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Prove nitride bonding via XRD analysis; end-use statements for metal industry; avoid Chapter 85 insulator exclusion