Czochralski Crystal Puller Mold Base from United States
A precision mold base used in Czochralski crystal pullers for growing monocrystalline silicon boules in semiconductor wafer manufacturing. It is classified under this tariff item as a mold base for metal or metal carbides.
Duty Rate — United States → Canada
15%
Rate breakdown
26SUR1515%United States Surtax Order (2026) — 15% on US products
Import Tips
• Ensure the mold base is not a part of the crystal puller machine itself, as that would be classified under a different heading
• Provide evidence that the base is used as a mold in the crystal growth process
• Check if the base is made of metal carbide to confirm classification