Float Zone Crystal Grower from United States
Float zone crystal growers use radio frequency heating to melt a narrow zone of polycrystalline silicon rod, allowing impurities to be zoned out while forming high-purity monocrystalline silicon for wafers. This equipment is classified under tariff item 8419.89.00 as it involves temperature change for material purification.
Duty Rate — United States → Canada
0%
Import Tips
• Document the RF heating and cooling systems to support classification under this tariff item
• Provide technical specifications showing the temperature-change function
• Verify if the grower requires any permits for semiconductor manufacturing equipment