Semiconductor Crystal Boule Grinder
A high-precision centrifugal grinder that rotates crystal boules to achieve exact diameters and orientation flats indicating conductivity type for semiconductor wafers. This machine is classified under tariff item 8421.19.00 as a centrifugal apparatus for semiconductor crystal processing.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the grinder is solely or principally used for semiconductor manufacture
Heading 84.86 covers semiconductor manufacturing machines.
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 classified as a centrifuge, not as a machine tool of heading 84.60
• Provide the CBSA with technical specifications showing the centrifugal action
• Check if the machine is eligible for duty deferral under Canadian customs programs for manufacturing inputs
Related Products under Tariff item 8421.19.00
Centrifugal Wafer Edge Profiling Machine
A specialized centrifuge that rotates semiconductor wafers to profile and bevel their edges, preventing fractures during processing. This machine falls under tariff item 8421.19.00 as it is a centrifugal apparatus used for wafer preparation, not elsewhere specified in heading 84.21.
Compound Semiconductor Slurry Centrifuge
A centrifuge designed to separate polishing slurry from gallium arsenide or silicon wafers after chemical mechanical planarization in semiconductor fabrication. This product is classified under tariff item 8421.19.00 as a centrifugal separator for wafer processing.
Gallium Arsenide Wafer Centrifuge Dryer
A centrifugal dryer specifically engineered to spin-dry compound semiconductor wafers, such as gallium arsenide, after chemical processing without causing surface damage. This dryer is classified under tariff item 8421.19.00 as a centrifugal dryer for semiconductor wafer processing.
High-G Centrifuge for Wafer Stress Testing
A high-G centrifuge that applies extreme rotational forces to test the mechanical integrity of semiconductor wafers before device fabrication. This testing centrifuge is classified under tariff item 8421.19.00 as other centrifuges for semiconductor material processing and testing.