Wafer Lapping Furnace Process Chamber from Japan
Thermal process chamber for post-lapping heat treatment furnaces that stabilize semiconductor wafers before polishing. Classified HTS 8417.90.00.00 as nonelectric industrial furnace parts in wafer preparation equipment. Ensures uniform wafer stress relief after mechanical lapping.
Duty Rate — Japan → United States
13.9%
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
• Include wafer flatness/temperature uniformity specifications; confirm post-lapping thermal process function; distinguish from polishing slurry delivery systems