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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If compression-type but not semiconductor-specific
General compression refrigerating equipment parts under different subheading.
If complete crystal growing machine
Functional semiconductor manufacturing units classified as complete machines.
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Import Tips & Compliance
• Reference statistical note (a)(i) crystal growers in documentation; specify cooling capacity for 300mm+ boules
• Common error: general industrial chiller classification
Related Products under HTS 8418.99.80.60
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.
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.
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.