Semiconductor Wafer Lapper from United States
Semiconductor wafer lappers use abrasive slurries with temperature-controlled slurries to lap both sides of silicon wafers simultaneously, achieving critical flatness for device fabrication. This equipment is classified under tariff item 8419.89.00 due to its temperature-controlled processing function.
Duty Rate — United States → Canada
0%
Import Tips
• Document the temperature control features of the lapper to support classification
• Provide technical specifications showing the temperature-change function
• Verify if the lapper is subject to any semiconductor equipment regulations