Semiconductor Wafer Cooling Chuck
A specialized cooling chuck used in semiconductor wafer processing to maintain precise low temperatures during lithography and etching steps. It incorporates refrigeration coils and thermal control systems to prevent wafer overheating. Classified under HTS 8418.99.8060 as a part of refrigerating equipment designed for semiconductor manufacturing applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not exclusively for semiconductor manufacturing
General purpose refrigerating equipment falls under other parts of 8418, excluding semiconductor-specific machines.
If primarily for testing rather than processing
Testing apparatus for semiconductors is classified in Chapter 90 per statistical notes.
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Import Tips & Compliance
• Verify equipment is specifically for semiconductor processing per statistical notes; provide technical specs showing refrigeration function
• Common pitfall: misclassification as general lab equipment under 8418.69
Related Products under HTS 8418.99.80.60
Cryogenic Wafer Probe Station Refrigerator
Integrated refrigeration unit for cryogenic probe stations used to test semiconductor wafers at temperatures below -100°C. Enables electrical characterization of devices under extreme cold conditions. Falls under HTS 8418.99.8060 as semiconductor processing refrigerating parts.
Plasma Etch Chamber Cooling Coil Assembly
Refrigerated cooling coil system for plasma etch chambers in semiconductor manufacturing, circulating coolant to maintain chamber walls at optimal temperatures during wafer processing. Prevents thermal damage to delicate semiconductor structures. HTS 8418.99.8060 for semiconductor-specific refrigerating parts.
Epitaxial Reactor Temperature Control Unit
Refrigeration module for MOCVD epitaxial reactors that precisely controls wafer stage temperatures during thin film deposition of compound semiconductors like GaAs. Essential for uniform layer growth. Classified in HTS 8418.99.8060 per semiconductor processing provisions.
Silicon Crystal Puller Chiller System
High-capacity chiller for Czochralski crystal pullers that cools the crucible and growth chamber during monocrystalline silicon boule production from which wafers are sliced. Maintains critical thermal gradients. HTS 8418.99.8060 as crystal grower refrigerating equipment.
Wafer Lapping Machine Coolant Circulator
Refrigerated circulator maintaining coolant at 15-20°C for wafer lapping and polishing equipment, ensuring flatness tolerances critical for semiconductor fabrication. Removes heat from grinding process. Under HTS 8418.99.8060 for wafer preparation equipment.
Ion Implanter Cold Trap Assembly
Cryogenic cold trap for ion implanters that condenses and removes volatile contaminants from the vacuum beamline during high-dose semiconductor doping processes. Prevents wafer contamination. HTS 8418.99.8060 refrigerating part for semiconductor processing.