Wafer Grinder Coolant Control Valve from Japan
Precision solenoid valve for metering diamond slurry coolant in wafer grinding and lapping machines during semiconductor wafer preparation. HTS 8481.80.9050 covers such other appliances in wafer prep equipment pipelines. Features low-particle generation for flatness-critical processes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label with exact tolerances (e.g
• <0.1um particle size) to support semiconductor classification
• Pair with wafer grinder invoices to demonstrate process-specific use
• Avoid misclassification by specifying 'not for general plumbing' in entry docs