Float Zone Crystal Holder

Holder for float zone method crystal processing in grinders. HTS 8466.20.80.65 classification.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

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

8516.79.00Lower: 12.7% vs 38.7%

If with integrated RF heating elements

Electric heating resistors in Chapter 85.

Not sure which classification is right?

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Import Tips & Compliance

RF heating compatibility; purity level certs; process-specific declaration

Related Products under HTS 8466.20.80.65

Semiconductor Wafer Chuck

A vacuum or electrostatic chuck designed to securely hold silicon wafers during processing in machines like grinders, polishers, or etchers from headings 8464 or 8465. It is classified under HTS 8466.20.80.65 as a work holder specifically for semiconductor manufacturing equipment used in wafer preparation steps such as grinding and polishing. This accessory ensures precise positioning and minimal contamination during high-precision operations.

Crystal Boule Holder Fixture

A precision fixture that clamps and rotates monocrystalline semiconductor boules during grinding in crystal grinders, part of wafer manufacturing equipment under heading 8464. Classified in HTS 8466.20.80.65 as an other work holder for machines processing semiconductor materials like silicon into wafers. It maintains exact diameter and flat tolerances as per statistical notes.

Wafer Slicing Saw Work Clamp

Adjustable clamp assembly that secures semiconductor wafers or partial boules during slicing operations in wafer slicing saws, compatible with heading 8465 sawing machines. Falls under HTS 8466.20.80.65 as an other work holder essential for precise kerf control in semiconductor wafer preparation. Aligns with statistical notes for equipment slicing wafers from monocrystalline material.

Wafer Lapping Plate Holder

Specialized holder that positions semiconductor wafers on lapping machines for flatness control during preparation for fabrication, used with grinders/lappers in heading 8464. HTS 8466.20.80.65 covers this as an other work holder for semiconductor processing equipment. Critical for achieving dimensional tolerances per statistical notes.

Electrostatic Wafer Stage

Electrostatic stage that grips silicon wafers without physical contact during polishing or grinding in semiconductor equipment under headings 8464-8465. Classified as other work holder in HTS 8466.20.80.65 for principal use in wafer preparation like lapping and polishing. Prevents slip and contamination as noted in statistical definitions.

Boule Alignment Jig

Precision jig for aligning crystal boules prior to grinding flats indicating conductivity type, used with crystal grinders in wafer prep equipment. HTS 8466.20.80.65 as other work holder for heading 8464 machines in semiconductor manufacturing. Matches statistical note (a)(ii)(A) for crystal grinders.