Precision Wafer Grinder Turbine
Low-output vapor turbine in back-grinding machines reducing wafer thickness for advanced semiconductor packaging. HTS 8406.82.90.00 for other turbines in wafer grinder apparatus per statistical notes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If machine parts for grinding
Grinding machine accessories in 8460 if not complete turbine.
If other semiconductor wafer processing machines
Fully assembled back-grinders classifiable under 8479.
If liquid pumps for slurry delivery
If turbine classified as pump for grinding fluids.
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Import Tips & Compliance
• Specify post-grind thickness tolerances (<50μm typical)
• Document diamond wheel compatibility
• Avoid general grinder classification by emphasizing semiconductor wafers
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