Double-Side Wafer Grinder/Polisher from China
Simultaneous double-side grinding/polishing machine processing both wafer faces for parallelism and thickness control in semiconductor prep. Per statistical note (b)(ii)(C).
Duty Rate — China → United States
22.4%
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
• Specify carrier plate design and slurry flow rates for dual-side processing
• Include thickness variation specs (TTV <0.5μm) proving semiconductor grade