Diamond Wafer Grinding Machine from Japan
High-precision grinder using diamond abrasives for initial silicon wafer backgrinding. HTS 8474.20.00 applies to grinding machines processing semiconductor mineral wafers. Reduces wafer thickness from 700μm to <100μm for advanced packaging.
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
• Specify diamond abrasive type and wafer thickness capabilities in import declarations
• Provide evidence of solid-form mineral processing to distinguish from liquid slurries
• Ensure machine calibration certificates for precision claims