Czochralski Crystal Puller Heater Assembly from China
Replacement heater coil assembly for Czochralski crystal pullers used in growing monocrystalline silicon boules for semiconductor wafers. This part maintains precise temperatures during the crystal growth process. Classified under 8479.90.41.00 as a part of crystal growers/pullers in 8479.89.10.
Duty Rate — China → United States
20%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify the part is specifically designed for machines in 8479.89.10 with manufacturer documentation,Include detailed technical specs showing compatibility with crystal growth equipment