Semiconductor Crystal Ingot Trimmer from Japan
Precision trimmer that cuts semiconductor ingots to length and squares ends before boule grinding operations. Classified under HTS 8473.40.86.00 as part of the wafer manufacturing equipment sequence for heading 8472. Ensures uniform starting material dimensions.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include cut surface flatness specifications confirming semiconductor precision
• Document diamond blade specifications optimized for silicon/GaAs
• Distinguish from general metal saws