Crystal Ingot Annealing Fluid Pump
A thermal fluid pump for controlled cooling in silicon ingot annealing furnaces post-growth. It is classified under this tariff item as a pump used in wafer manufacturing equipment, preventing thermal stress cracks in boules.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the pump is a vacuum pump rather than a liquid pump
Vacuum pumps are classified under heading 8414.
If imported as part of a complete semiconductor manufacturing machine
Machines for the manufacture of semiconductor devices are classified under heading 8486.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the pump is specifically designed for semiconductor manufacturing, not general heating or cooling systems
• Provide documentation that it is used in annealing furnaces for silicon ingots
• Verify that it is not classified as a part of a furnace under another heading
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