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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document thermal expansion coefficients; specify seed diameter range compatibility; ensure tungsten purity certification