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8423.90.90.00/Wafer Grinder Scale Pan Assembly/Mexico

Wafer Grinder Scale Pan Assembly from Mexico

Custom pan assembly for inline scales on wafer grinders, lappers, and polishers to weigh wafers pre- and post-processing for flatness control. Classified in HTS 8423.90.90.00 as other parts of weighing machinery critical to semiconductor wafer preparation tolerances. Supports statistical process control in fabs.

Duty Rate — Mexico → United States

12.8%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Submit engineering drawings showing integration with grinder weighing systems for binding ruling requests

• Use cleanroom-grade materials certification to expedite FDA-adjacent cleanroom import checks

Wafer Grinder Scale Pan Assembly from Mexico — Import Duty Rate | HTS 8423.90.90.00