Crystal boule Annealing Furnace from Japan
High-temperature furnace for annealing semiconductor boules to relieve stresses post-growth. Classified under HTS 8479.90.95 as semiconductor processing equipment. Provides controlled cooling rates to prevent defects.
Duty Rate — Japan → United States
10%
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
Import Tips
• Specify temperature uniformity (±1°C) and ramp rate control capabilities
• Include gas purge system specs for oxygen-free annealing atmosphere
• Distinguish from general heat treatment furnaces by semiconductor specs