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8484.20.00.00/Crystal Puller Rotary Mechanical Seal/Canada

Crystal Puller Rotary Mechanical Seal from Canada

Mechanical seal for Czochralski crystal puller rotation mechanisms in silicon boule production. HTS 8484.20.00.00 per statistical notes for semiconductor crystal growers. Withstands high vacuum and temperature cycles.

Duty Rate — Canada → United States

13.9%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Cite Czochralski/float zone process in end-use statement

• Vacuum integrity test certificates needed

• Monocrystalline silicon compatibility declaration