Semiconductor Crystal Grinder Coolant Nozzle from Mexico
Nozzle assembly for directing coolant in crystal grinders that shape semiconductor boules to wafer specifications. Classified in HTS 8454.90.00.60 as a part of wafer preparation casting machines in metallurgy. Ensures precise diameter control during grinding.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify coolant flow rates and material (e.g
• tungsten carbide) in import docs
• Certify compatibility with Czochralski boule grinders