Precision Refined Copper Shimming Foil from Mexico
Gauge-controlled 0.10mm refined copper foil for precision shimming in machinery alignment. HTS 7410.11.00.00 unbacked refined copper ≤0.15mm. Consistent thickness tolerance ±1 micron.
Duty Rate — Mexico → United States
51%
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
• Include gauge charts certifying thickness variation specs
• Cut-to-size sheets ok if from certified foil master rolls
• Annealed condition specified for machinability