Float Zone Crystal Grower
A float zone crystal grower uses a narrow molten zone to purify and grow high-purity silicon crystals from polycrystalline rods without a crucible. It falls under tariff item 8474.80.00 as machinery for shaping solid mineral substances, specifically in the production of semiconductor-grade silicon.
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 primarily a furnace for heat treatment
Industrial or laboratory furnaces and ovens are classified in heading 84.17.
If the machine is solely for the manufacture of semiconductor devices
Machines used solely or principally for the manufacture of semiconductor boules or wafers are classified in heading 84.86.
If the machine has a function not described by other headings
Machines with individual functions not specified elsewhere are classified in 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
• Provide the CBSA with a detailed description of the crystal growth process to confirm classification under shaping machinery
• Check if the equipment is eligible for duty-free entry under a free trade agreement by providing a certificate of origin
• Be prepared to demonstrate that the machine does not fall under heading 84.18 (furnaces) or 84.86 (semiconductor manufacturing)
Related Products under Tariff item 8474.80.00
Attrition Scrubber for Mineral Cleaning
High-intensity attrition scrubber with counter-rotating propellers that scrubs mineral particles clean through particle-on-particle abrasion. Prepares silica sand for glass making by removing surface coatings and impurities.
Automated Cement Pipe Molder
Automated Cement Pipe Molder is a rotary molding machine that shapes unhardened cement paste into concrete pipes using centrifugal force. It is designed specifically for forming cement paste, which places it under tariff item 8474.80.00 as machinery for shaping or moulding unhardened cements. The machine can produce pipes in various diameters.
Ball Mill for Mineral Grinding
A rotating cylindrical grinder filled with steel balls that pulverizes mineral ores into fine powder for mineral processing plants. This machinery is used for grinding mineral substances in solid form.
Cement Block Molding Machine
Cement Block Molding Machine is an automated system that molds unhardened cement paste into concrete blocks using vibration and compression. It is classified under tariff item 8474.80.00 because it is specifically designed for shaping unhardened cements in paste form. The machine produces uniform blocks for construction.
Ceramic Brick Forming Press
Ceramic Brick Forming Press is a high-pressure hydraulic press that shapes ceramic paste into uniform bricks for firing. It falls under tariff item 8474.80.00 as machinery for molding ceramic paste in paste form. The hydraulic system ensures precise density and uniformity in the formed bricks.
Ceramic Roof Tile Press
Ceramic Roof Tile Press is an automated press that molds ceramic paste into interlocking roof tiles for firing. It is specifically engineered for ceramic paste, placing it under tariff item 8474.80.00. The machine features weather-resistant mold designs for durable tile production.