Seed Crystal Holder Clip from Mexico
Tungsten clip assembly for precisely holding seed crystals during Czochralski pulling in silicon wafer production equipment. Thermal shock resistant design for 1450°C process temperatures in 8456.11 crystal growers.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document thermal expansion coefficients; specify seed diameter range compatibility; ensure tungsten purity certification