Float Zone Crystal Grower for Gallium Arsenide Wafers from China
Machine employing float zone method to produce high-purity monocrystalline semiconductor boules from polycrystalline rods, essential for slicing into GaAs wafers. It precisely controls melting zones for defect-free crystals used in optoelectronics. Falls under HTS 8465.96.0040 as a paring/splitting machine for hard materials in semiconductor prep analogous to woodworking tools.
Duty Rate — China → United States
19.9%
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
9903.88.157.5%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)
Import Tips
• Include material safety data sheets for gallium arsenide processing to support hard materials classification
• Document integration with downstream wafer slicing saws to justify 'splitting machine' subheading