Semiconductor Wafer Edge Grinder Spindle from Japan
High-precision spindle attachment that mounts on wafer edge grinders (8429 machinery) to rotate and bevel wafer edges post-slicing for handling safety and yield improvement in semiconductor processing. Classified 8431.49.9020.
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
• Reference wafer dimensions (200mm/300mm) and RPM ratings in commercial docs
• Require OEM compatibility certification for principal use determination
• Watch for reclassification to 8466 if spindle fits generic grinders