Wafer Edge Grinding Cooler
This cooling system is designed for wafer edge grinders in semiconductor manufacturing, maintaining low temperatures during wafer periphery shaping to prevent microcracks. It falls under tariff item 8419.39.00 as machinery for cooling materials in an industrial process, specifically other dryers not elsewhere specified. The system is essential for improving yield in 300mm wafer processing.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the cooler is presented as a standalone machine not integrated with the grinder
Machines having individual functions, not specified elsewhere in Chapter 84, may be classified under this residual heading.
If the cooler operates as part of a larger temperature-controlled system
Other machinery for treating materials by a process involving a change of temperature, not elsewhere specified.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the cooler is classified as industrial machinery, not a domestic appliance, to qualify for this tariff item
• Have technical documentation ready to demonstrate its cooling function in wafer edge grinding
• Verify if the goods qualify for duty-free treatment under a free trade agreement by providing a valid certificate of origin
Related Products under Tariff item 8419.39.00
Belt Dryer for Vegetables
A continuous belt dryer that conveys vegetables like carrots or onions through heated zones for efficient moisture removal in large volumes. This equipment is essential for food processing operations that require uniform drying of vegetables.
Centrifugal Dryer for Fruit Purees
A centrifugal dryer that spins fruit purees in baskets with hot air to separate and evaporate liquids, producing dried fruit snacks. This equipment is essential for food processing operations that require efficient drying of fruit purees.
CMP Wafer Dryer
A chemical mechanical polishing (CMP) post-process dryer that uses heated isopropyl alcohol vapor to dry semiconductor wafers without leaving watermarks. This equipment is essential for advanced semiconductor manufacturing nodes where wafer cleanliness directly impacts yield.
Crystal Boule Grinder
A precision grinder that shapes semiconductor crystal boules to exact diameters and flats, using coolant systems with temperature regulation during abrasion. It is classified under 8419.39.00 as other dryers because the cooling process is integral to the material treatment.
Crystal Boule Grinder Dryer
An integrated system that grinds semiconductor crystal boules to precise diameters while simultaneously drying to remove grinding fluids and maintain surface quality. It falls under tariff item 8419.39.00 as other industrial dryers because the drying function is essential to the material treatment process involving temperature change.
Czochralski Crystal Puller
A machine used to produce monocrystalline silicon boules by pulling a seed crystal from molten silicon in a controlled temperature environment. It is classified under 8419.39.00 as other industrial dryers because the process involves controlled heating and cooling essential for crystal formation, which is a temperature-change treatment of materials.