Semiconductor Wafer Crystal Puller Spare Impeller
Replacement impeller for Czochralski crystal pullers used in growing monocrystalline silicon boules for semiconductor wafers. This part facilitates the precise temperature-controlled melting and pulling process essential for semiconductor material production. Classified under 8419.90.95.80 as a part of temperature treatment machinery for semiconductor manufacturing.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If generic pump replacement without semiconductor specification
Parts of pumps not specifically identified for semiconductor temperature equipment fall under general pump parts heading.
If classified primarily as automatic control equipment
Temperature control components may shift to instruments and apparatus for automatic regulating if control function predominates.
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Import Tips & Compliance
• Provide detailed technical specifications proving semiconductor manufacturing use to avoid reclassification; include end-user certificates; ensure RoHS compliance documentation for electronics components
Related Products under HTS 8419.90.95.80
Float Zone Crystal Grower Heating Element
High-temperature heating element for float zone furnaces used to produce pure monocrystalline semiconductor boules from polycrystalline rods. It maintains precise thermal gradients during the zone melting process for semiconductor wafer production. Falls under 8419.90.95.80 as a part for temperature change machinery in semiconductor processing.
Wafer Slicing Saw Cooling Pump Module
Integrated cooling pump assembly for diamond wire wafer slicing saws that cut semiconductor boules into thin wafers. Provides temperature-controlled coolant circulation to maintain blade precision during high-speed slicing. Classified as a part of 8419 temperature treatment machinery for semiconductor wafer preparation.
Wafer Grinder Coolant Chiller Coil
Evaporative cooling coil for coolant chillers in wafer grinding machines that prepare semiconductor wafers to precise tolerances. Maintains sub-ambient temperatures during grinding to prevent thermal damage. Part of 8419.90.95.80 for semiconductor wafer processing temperature equipment.
Wafer Lapping Machine Temperature Control Valve
Precision solenoid valve for controlling slurry temperature in wafer lapping equipment that achieves flatness critical for semiconductor fabrication. Regulates flow to maintain consistent process temperatures. Classified under 8419.90.95.80 as part of semiconductor temperature treatment machinery.
Semiconductor Wafer Polisher Heating Mantle
Flexible heating mantle for maintaining polishing slurry temperature in chemical mechanical planarization (CMP) equipment for semiconductor wafers. Ensures uniform chemical reaction rates across wafer surface. Part of 8419.90.95.80 temperature processing machinery.
Crystal Boule Grinder Coolant Recirculator
Temperature-controlled coolant recirculation unit for crystal boule grinders that prepare semiconductor material for wafer slicing. Maintains precise coolant temperature to prevent microcracking. Falls under 8419.90.95.80 for semiconductor processing parts.