PTFE Diaphragm Valve for Crystal Grower Fluid Control from Germany
A hand-operated diaphragm valve with PTFE (Teflon) body for corrosive chemical handling in Czochralski crystal pullers during silicon boule growth. Classified under HTS 8481.90.5000 as parts of other materials (plastics like PTFE) for hand-operated appliances in semiconductor processing.
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
• Provide FDA or semiconductor-grade PTFE certification to confirm 'other materials' status
• Document end-use in wafer manufacturing to differentiate from general industrial valves