Czochralski Puller Crucible Cooling Jacket from Mexico
Water-cooled jacket surrounding the quartz crucible in Czochralski crystal pullers for semiconductor silicon production. Controls melt temperature gradients critical for crystal quality. Part of 8419.90.95.80 temperature machinery for semiconductor manufacturing.
Duty Rate — Mexico → United States
14%
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
• Include thermal conductivity specs and pressure ratings; document quartz crucible compatibility; ensure leak test certifications