Gallium Arsenide Wafer Prep Centrifugal Pump Bearing Housing from Japan
This lubrication-isolated bearing housing is designed for centrifugal pumps in gallium arsenide wafer preparation equipment. It prevents contamination in compound semiconductor processing by keeping lubricants separate from the pumped fluid. As a part of a liquid pump, it is classified under tariff item 8413.91.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Declare the bearing housing as a part of a liquid pump under 8413.91.00, not as a general bearing component
• Provide the pump model and the semiconductor application to support classification
• Ensure the isolation features are documented to justify the specific design