High-Purity Aluminum Block Plate 15mm from Mexico
15 mm thick block-style plate from 99.99% unalloyed aluminum, cut to size for semiconductor wafer processing bases. HTS 7606.91.3035 applies as non-clad, thick (>6.3 mm) plate of pure aluminum per subheading notes. Provides contamination-free surface for high-tech manufacturing.
Duty Rate — Mexico → United States
53%
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
• Request 99.99% purity certificates; ultra-pure may qualify for special programs but still unalloyed
• Measure and declare thickness accurately—plates over 6.3mm avoid thinner sheet duties
• Package to prevent surface damage, as cosmetic defects can lead to valuation disputes