Semiconductor Wafer Slicing Saw Vacuum Pump

Centrifugal vacuum pump integrated with wafer slicing saws to evacuate cutting zones and coolant chambers during precise slicing of semiconductor wafers from crystal boules. HTS 8414.80.20.15 applies as centrifugal pumps for wafer preparation equipment noted in statistical definitions.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8466.91.50Same rate: 35%

If as part of complete wafer slicing machine

Parts of semiconductor processing tools may classify under heading 8466 for machine tools.

8414.20.00Higher: 38.7% vs 35%

If standalone vacuum pump not dedicated to slicing

General air/vacuum pumps without semiconductor specificity use broader headings.

8421.39.01Same rate: 35%

If for liquid coolant filtration in saw systems

If pump handles slurry/coolant primarily, it shifts to liquid handling centrifugals.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Document compatibility with diamond wire or blade saws for semiconductor use; require cleanroom-grade certifications; avoid misclassification by specifying wafer dimensions handled (e.g

300mm)

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A centrifugal vacuum pump used in Czochralski crystal growers to create the high-vacuum environment necessary for producing monocrystalline silicon boules from which semiconductor wafers are sliced. It falls under HTS 8414.80.20.15 as a centrifugal air or vacuum pump integral to semiconductor manufacturing equipment for crystal growth. This classification aligns with statistical notes for wafer manufacturing equipment.

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