Float Zone Crystal Grower Turbine
High-precision gas turbine part employed in float zone crystal growers to melt and form pure monocrystalline semiconductor boules. Falls under HTS 8411.99.9085 as other parts of non-aircraft gas turbines used in semiconductor material processing. Ensures stable zone melting for defect-free crystals.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If over 5,000 kW for industrial derivation
Larger gas turbines for power derivation classified separately regardless of end-use.
If sold as complete wafer manufacturing machine
Assembled semiconductor processing machines take precedence over parts classification.
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Import Tips & Compliance
• Include process flow documentation showing semiconductor application; watch for anti-dumping duties on certain Asian origins; label clearly as 'semiconductor equipment part' to avoid misclassification
Related Products under HTS 8411.99.90.85
Czochralski Crystal Puller Turbine
A gas turbine component used in Czochralski crystal growers for pulling monocrystalline silicon boules in semiconductor wafer manufacturing. Classified under 8411.99.9085 as a part of non-aircraft gas turbines specifically for semiconductor processing equipment. It provides precise rotational control during the crystal growth process.
Wafer Slicing Saw Drive Turbine
Gas turbine drive unit for wafer slicing saws that cut monocrystalline boules into thin semiconductor wafers. Classified in 8411.99.9085 as parts of non-aircraft gas turbines integral to wafer preparation equipment. Delivers consistent high-speed rotation for precise kerf-less cuts.
Crystal Grinder Spindle Turbine
Precision gas turbine powering the spindle in crystal grinders that shape semiconductor boules to exact wafer diameters. Under HTS 8411.99.9085 for non-aircraft gas turbine parts in wafer preparation equipment. Grinds flats indicating crystal conductivity and resistivity.
Wafer Lapping Turbine Drive
Gas turbine drive system for wafer lappers that achieve ultra-flat surfaces on semiconductor wafers prior to fabrication. Classified 8411.99.9085 as part of non-aircraft gas turbine in wafer preparation equipment. Critical for bringing wafers within strict dimensional tolerances.
CMP Polisher Gas Turbine
High-speed gas turbine for Chemical Mechanical Planarization (CMP) polishers preparing semiconductor wafer surfaces for device fabrication. HTS 8411.99.9085 covers this non-aircraft gas turbine part essential for wafer polishers in semiconductor processing.
Semiconductor Vacuum Pump Turbine
Gas turbine component in turbomolecular vacuum pumps for semiconductor processing chambers. Falls under 8411.99.9085 as non-aircraft gas turbine parts supporting crystal growth and wafer processing environments.