Semiconductor Crystal Boule Grinder from China
Precision grinder that shapes silicon or compound semiconductor boules to exact diameters and grinds orientation flats indicating conductivity type. Prepares boules for wafer slicing in semiconductor fabs. HTS 8465.96.0040 covers it as a paring machine for hard semiconductor materials similar to woodworking.
Duty Rate — China → United States
22.4%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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
• Label with exact tolerances (e.g
• flatness <1 micron) to prove precision for semiconductor use
• Cross-reference with wafer slicing equipment in import manifests for consistent classification