Semiconductor Wafer Crystal Grinder Pattern
A precision moulding pattern used to calibrate crystal grinders for controlling semiconductor boule diameter. It serves as a reference pattern in the metal foundry or mould-making context, falling under tariff item 8480.30.00. This pattern ensures accurate grinding of silicon boules in semiconductor manufacturing.
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 pattern is made of materials other than metal or wood
Moulding patterns of other materials may fall under 8480.49, but 8480.30.00 covers patterns regardless of material.
If the pattern is used solely for measuring or checking purposes
Calibration patterns for measuring instruments may be classified under Chapter 90 if they are not used in mould-making.
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
• Classify the pattern under 8480.30.00 as a moulding pattern, not as a grinding machine accessory
• Keep records of its intended use to support classification during a CBSA audit
• Check if the pattern is eligible for duty-free entry under the WTO Information Technology Agreement if it is for semiconductor manufacturing
Related Products under Tariff item 8480.30.00
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