Float Zone Crystal Grower

Float zone crystal growers use a floating molten zone to purify and grow high-purity monocrystalline silicon rods for wafer slicing. Classified under HTS 8442.30.01 for its role in preparing semiconductor printing plates or components via precise crystal formation.

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%

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.

8514.90Lower: 10% vs 35%

If incorporating industrial induction heating elements as primary function

Heading 8514 covers induction furnaces and apparatus for material melting/growth.

9031.80.80Same rate: 35%

If when equipped with integrated resistivity measuring apparatus

Measuring/testing equipment for electrical quantities shifts to Chapter 90.

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Import Tips & Compliance

Include process diagrams showing float zone RF heating to substantiate classification

Label equipment with exact resistivity control specs to meet HTS statistical criteria