Self-Operating Flow Control Valve for Wafer Grinding Coolant from Germany
Automatically regulates coolant flow rates in wafer grinding machines to achieve precise surface flatness tolerances. Falls under HTS 8481.80.9015 as a self-operating regulator for flow control in semiconductor wafer preparation equipment. Critical for maintaining consistent lubrication and heat dissipation.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include OEM specifications linking valve to specific wafer grinder models for classification evidence
• Specify flow regulation range (e.g
• 0.1-10 LPM) to demonstrate variable control capability