Martensitic Cast Grinding Media for Coal Mills from Mexico
Martensitic white iron cast balls for pulverizing coal in thermal power plants. HTS 7325.91.00.00 applies due to cast construction and mill grinding purpose. Engineered for low contamination in fuel processing.
Duty Rate — Mexico → United States
52.9%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Low-sulfur alloy certificates prevent environmental classification shifts
• Specify 'not for beverage kegs' to avoid statistical note confusion