Czochralski Crystal Puller from United States
A Czochralski crystal puller is specialized machinery used to grow monocrystalline silicon boules by melting polycrystalline silicon and slowly pulling a seed crystal to form ingots for semiconductor wafer production. It is classified under tariff item 8419.89.00 as it involves temperature change for material processing.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the crystal puller as a complete machine with its heating and cooling systems
• Provide detailed specifications to the CBSA to distinguish it from furnaces of heading 85.14
• Check if the equipment requires any special permits for semiconductor manufacturing