Compound Semiconductor Slurry Centrifuge

Centrifuge separating polishing slurry from gallium arsenide or silicon wafers post-chemical mechanical planarization in semiconductor fabs. Classified under 8421.19.00.00 for other centrifuges in wafer processing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China1.3%+35.0%36.3%
🇲🇽Mexico1.3%+10.0%11.3%
🇨🇦Canada1.3%+10.0%11.3%
🇩🇪Germany1.3%+10.0%11.3%
🇯🇵Japan1.3%+10.0%11.3%

Alternative Classifications

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

8421.21.00Lower: 35% vs 36.3%

If for non-hazardous liquid settling only

Basic settling centrifuges without semiconductor slurry specs classify under oil/gas separators.

8481.80.90Higher: 37% vs 36.3%

If integrated in full CMP polishing systems

Complete chemical mechanical planarization stations fall under semiconductor taping machines.

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Import Tips & Compliance

Specify particle size separation (sub-micron) and chemical compatibility; provide fab wastewater handling certification; avoid general water treatment centrifuge classification

Related Products under HTS 8421.19.00.00

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Czochralski Crystal Puller

A centrifuge-based machine used in semiconductor manufacturing to grow monocrystalline silicon boules via the Czochralski method by rotating and pulling crystal from molten silicon. It falls under HTS 8421.19.00.00 as 'other' centrifuges specifically for high-precision material processing in wafer production.

Float Zone Crystal Grower

Centrifugal apparatus employing float zone method to produce ultra-pure silicon crystals for semiconductor wafers by rotating a molten zone along a polycrystalline rod. Classified in 8421.19.00.00 as other centrifuges for specialized semiconductor material growth.

Semiconductor Crystal Boule Grinder

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Gallium Arsenide Wafer Centrifuge Dryer

Centrifugal dryer specifically designed to spin-dry compound semiconductor wafers like gallium arsenide after chemical processing without surface damage. Classified under 8421.19.00.00 for other centrifugal dryers in semiconductor production.

Silicon Ingot Centrifugal Polisher

Rotating centrifugal polisher that processes silicon ingots to precise surface flatness before wafer slicing in semiconductor fabrication. Falls under HTS 8421.19.00.00 as specialized other centrifuges for wafer manufacturing preparation.