Wafer Polisher Load Cell Assembly from China
A precision load cell sensor array for wafer polishing machines that monitors and controls downforce to achieve nanometer-level surface flatness, essential for CMP process development. It is a part of the wafer polishing machines of tariff item 8479.89.10.
Duty Rate — China → Canada
0%
Import Tips
• Classify as a part of the wafer polisher (8479.89.10) and provide the machine's model number
• If the load cell includes electronic sensors, verify whether they are classified under Chapter 90 as measuring instruments
• Ensure the assembly is not considered a general-purpose weighing device, which would fall under heading 84.23