Electro-Pneumatic Isolation Valve for Wafer Polishing Effluent from Japan
Isolation valve with electro-pneumatic actuator segments effluent lines from chemical mechanical planarization (CMP) wafer polishers in semiconductor fabs. Classified under HTS 8481.80.9025 for electrically actuated process valves.
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
• Chemical resistance certification for CMP slurry chemistries
• Fail-safe position documentation (normally closed/open)
• P&ID integration drawings for system compatibility