Float Zone Crystal Grower
A specialized machine using zone melting to produce high-purity silicon crystals by projecting and manipulating molten zones along a polycrystalline rod. It is classified under 8424.89.00 as an 'other appliance' for projecting liquids, though it is primarily a crystal growth machine. This appliance is essential for semiconductor-grade silicon production.
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 grower has functions beyond projecting liquids
Machines with multiple functions may be classified under heading 84.79.
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 that the crystal grower is not classified as a furnace (heading 85.14) if it includes heating elements
• Provide CBSA with the machine's principal function to support classification
• Declare any associated gas handling systems separately
Related Products under Tariff item 8424.89.00
backside Wafer Grind Coolant Dispenser
A liquid dispenser projecting coolant during temporary bond/debond backside wafer grinding for 3D packaging. It is a semiconductor-specific liquid projecting appliance, classified under 8424.89.00 as an 'other appliance' for projecting liquids. This tool ensures thermal control during precision wafer processing.
Conformal Coating Spray Booth for Printed Circuit Protection
An enclosed mechanical spray chamber that evenly disperses protective conformal coatings (urethane/acrylic) over assembled printed circuit boards for moisture and dust resistance. It features HVLP precision spraying optimized for uniform coverage, making it essential for protecting electronic assemblies. This appliance falls under tariff item 8424.89.00 as an 'other appliance' for projecting liquids, not elsewhere specified.
Crystal Boule Grinder
A precision grinder that disperses diamond slurry or abrasive liquids to grind semiconductor crystal boules to exact diameter and flat specifications. It is classified under 8424.89.00 as an 'other appliance' for projecting liquids, though it may also be considered a machine tool. This appliance is essential for semiconductor wafer production.
Czochralski Crystal Puller
A mechanical appliance used to grow monocrystalline silicon boules by pulling a seed crystal from molten silicon in the Czochralski process. It projects and controls molten material precisely for semiconductor wafer production. This appliance is classified under 8424.89.00 as an 'other appliance' for projecting liquids, though it is primarily a crystal growth machine.
Developing Solution Spray Processor for Printed Circuits
An inline mechanical spray processor that disperses alkaline developing solutions to selectively remove unexposed photoresist from exposed printed circuit panels after UV imaging. It is essential for pattern transfer in PCB manufacturing, ensuring precise circuit traces. This appliance is classified under 8424.89.00 as an 'other appliance' for projecting liquids.
Dicing Street Coolant Nozzle Array
A precision nozzle system projecting coolant along dicing streets during wafer sawing to prevent thermal damage. It is a semiconductor-specific liquid projecting appliance, classified under 8424.89.00 as an 'other appliance' for projecting liquids. This tool is critical for maintaining wafer integrity during dicing.