Used Crystal Boule Grinder from China
Rebuilt grinder for shaping silicon crystal boules to precise diameters and flats indicating conductivity type. Under HTS 8463.90.0040 for used machine tools working cermets or metal without removal, used in wafer preparation. Ensures boule readiness for slicing.
Duty Rate — China → United States
41.9%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide grind wheel specifications and alignment tolerances in import docs
• Label as 'semiconductor processing equipment' but classify per metalworking function
• Inspect for wear on precision spindles common in rebuilt units