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8419.90.50.80/GaAs Wafer Grinder/Mexico

GaAs Wafer Grinder from Mexico

Backside grinder for gallium arsenide (GaAs) wafers, using controlled grinding wheels and coolant to thin wafers while managing heat to prevent cracking. Used after epi-layer growth. Part under 8419.90.50.80 for compound semiconductor processing.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

• Certify GaAs-specific wheel compositions; include handling certs for brittle materials; specify target thickness uniformity

GaAs Wafer Grinder from Mexico — Import Duty Rate | HTS 8419.90.50.80