Wafer Lapping Process Chiller Heat Exchanger Plate from China
A brazed plate heat exchanger for chillers in wafer lapping and polishing machines, removing heat from coolant to achieve nanoscale flatness tolerances. It is a part of machinery for the treatment of materials by a process involving a change of temperature, classified under tariff item 8419.90.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the heat exchanger plate is described as a component of a chiller used in semiconductor wafer processing to support classification under this item
• If the plate is part of a complete chiller, it may be classified with the chiller under heading 8419
• Verify whether the product is subject to any anti-dumping or countervailing duties