Wafer Lapping Machine from Mexico
Equipment that lap semiconductor wafers to achieve precise flatness and thickness uniformity using abrasive slurries and temperature-controlled platens. Classified in HTS 8419.89.95.85 for wafer preparation involving material treatment by temperature change on other semiconductor materials.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document flatness specifications (bow/warp <1μm) to confirm wafer prep classification
• Include platen temperature control evidence to qualify under temperature treatment heading
• Beware bulk lappers without semiconductor tolerances shifting to 8460 grinding machines