Wafer Grinder Coolant Chiller Coil from Japan
Evaporative cooling coil for coolant chillers in wafer grinding machines that prepare semiconductor wafers to precise tolerances. Maintains sub-ambient temperatures during grinding to prevent thermal damage. Part of 8419.90.95.80 for semiconductor wafer processing temperature equipment.
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
• Specify heat exchanger efficiency ratings; provide cleanroom compatibility certifications; avoid declaring as generic heat exchanger parts