Czochralski Puller Seed Chuck from Canada
Rotatable seed chuck for Czochralski crystal pullers (8465), grips silicon seed crystal to initiate boule growth from molten silicon. Precision temperature-controlled design prevents thermal shock. Specific accessory under 8466.92.5050.
Duty Rate — Canada → United States
14.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include seed crystal diameter specs (1-3 inches) and rotation speed capabilities
• End-use certificate specifying monocrystalline silicon boule production required