Czochralski Crystal Puller Heating Element from China

Graphite or molybdenum heating element part for Czochralski method crystal growers/pullers producing monocrystalline silicon boules from which wafers are sliced. HTS 8451.90.90 as parts of semiconductor growth equipment under statistical note (a)(i). Maintains precise melt temperatures for defect-free crystal growth.

Duty Rate — China → United States

38.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Document material purity (99.99%+) and temperature ratings specific to silicon/gallium arsenide growth

Include crystal grower OEM part numbers to establish specificity