Naphthalene-Based Welding Rod Coating from Mexico
Coating slurry for covered welding rods using naphthalene derivatives (>5% aromatics) for moisture resistance and gas shielding. Auxiliary preparation under 3810.90.10.00.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify coating thickness and baking schedule; AWS compliance required
• Avoid classifying as extruded rod covering