Sapphire Wafer Grinder
This is a precision grinder for synthetic sapphire wafers used in LED epitaxy and RF devices. It grinds sapphire, a hard mineral material (corundum), to optical tolerances. It is classified here as a machine-tool for working mineral materials.
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 machine is used in semiconductor manufacturing and performs a specific function
Machines for manufacturing semiconductor devices may be classified in heading 84.86.
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
• Confirm the sapphire wafers are considered mineral materials under the tariff, not semiconductor devices
• Provide technical specifications to CBSA to support classification
• Consider whether the grinder is solely for sapphire or also for other materials
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