Float Zone Crystal Growth Furnace
A non-electric furnace that uses the float zone method to purify and grow monocrystalline semiconductor rods, particularly silicon, by melting a narrow zone with RF heating in a vacuum chamber. It is critical for producing ultra-high-purity crystals.
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 furnace is used for heat-treatment of ores or metals.
Subheading 8417.10 covers furnaces for roasting, melting or other heat-treatment of ores, which may apply if the float zone process involves melting metal.
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
• Document that the furnace is non-electric and used for industrial crystal growth
• Provide a detailed description of the float zone process to support classification
• Ensure compliance with any safety standards for vacuum and RF heating equipment
Related Products under Tariff item 8417.80.00
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