Crystal Boule Grinder

Precision grinder that shapes semiconductor crystal boules to exact diameters and grinds orientation flats indicating conductivity type. Classified in HTS 8466.30.60 as a special attachment for wafer preparation machines under headings 8456-8465.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.9%+35.0%37.9%
🇲🇽Mexico2.9%+10.0%12.9%
🇨🇦Canada2.9%+10.0%12.9%
🇩🇪Germany2.9%+10.0%12.9%
🇯🇵Japan2.9%+10.0%12.9%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

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

8460.29.01Higher: 39.4% vs 37.9%

If

8466.94.85Higher: 39.7% vs 37.9%

If

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

Submit engineering drawings showing compatibility only with semiconductor processing machines

Maintain records of semiconductor fab end-users for audit compliance

Related Products under HTS 8466.30.60

Wafer Slicing Diamond Saw

High-precision inner-diameter saw with diamond blade for slicing ultra-thin wafers from monocrystalline semiconductor boules. HTS 8466.30.60 covers it as a special attachment dedicated to semiconductor wafer manufacturing equipment.

Crystal Orientation Dividing Head

Rotary dividing head that precisely orients semiconductor crystals during grinding to expose specific crystallographic planes. Specifically provided for in HTS 8466.30 as dividing head for semiconductor machines.

Gallium Arsenide Wafer Slicer

Specialized slicing machine optimized for brittle GaAs compound semiconductor boules, featuring lower feed rates and coolant systems. Classified under HTS 8466.30.60 for compound semiconductor processing.

Czochralski Crystal Puller

A machine used to produce monocrystalline silicon boules by pulling a seed crystal from molten silicon in the Czochralski process. It is classified under HTS 8466.30.60 as a special attachment for semiconductor manufacturing machines in headings 8456-8465, specifically for crystal growth in wafer production.

Float Zone Crystal Grower

Specialized apparatus employing the float zone method to purify and grow monocrystalline semiconductor boules without a crucible. Falls under HTS 8466.30.60 as other special attachments for machines used principally in semiconductor wafer preparation.

Semiconductor Wafer Lapper

Machine that laps both sides of semiconductor wafers simultaneously to achieve precise thickness uniformity and flatness for subsequent processing. As a special attachment for wafer prep machines, it falls under HTS 8466.30.60.