Alumina Ceramic Ball Valve for Wafer Polishing Slurry from Mexico
A high-wear alumina ceramic ball valve, hand-operated, for precise slurry flow control in wafer polishers achieving critical surface flatness for fabrication. It is classified under tariff item 8481.90.00 as a ceramic 'other materials' part for semiconductor equipment.
Duty Rate — Mexico → Canada
0%
Import Tips
• Specify the ceramic material (alumina) and its grade
• Provide evidence of the hand-operated nature of the valve
• Document the semiconductor application to support classification under 8481.90.00