Float Zone Crystal Boule Grinder
A grinding apparatus for float zone monocrystalline semiconductor boules, creating precise flats indicating resistivity. It grinds solid mineral substances, qualifying as a grinding machine under this tariff item.
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 grinder is used exclusively in semiconductor fabrication
Heading 84.86 covers machines for semiconductor manufacture, including grinding of boules.
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 grinder is not classified as semiconductor manufacturing equipment under heading 84.86
• Provide a technical datasheet to CBSA showing the machine's grinding function
• Check if the equipment is eligible for duty deferral under the Customs Bonded Warehouse program
Related Products under Tariff item 8474.20.00
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