Precision Chrome Steel Tapered Roller for Wafer Saws

High-precision chrome steel tapered rollers optimized for wafer slicing saws in semiconductor manufacturing. Classified in HTS 8482.91.0050 when imported standalone as bearing rollers, despite end-use in crystal growers/pullers per statistical notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.4%+35.0%39.4%
🇲🇽Mexico4.4%+10.0%14.4%
🇨🇦Canada4.4%+10.0%14.4%
🇩🇪Germany4.4%+10.0%14.4%
🇯🇵Japan4.4%+10.0%14.4%

Alternative Classifications

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

8479.89Lower: 12.5% vs 39.4%

If dedicated to semiconductor wafer slicing saws

Per statistical notes, equipment/parts for semiconductor wafer preparation (slicing saws) classify in 8479.

8482.10Lower: 19% vs 39.4%

If assembled into thrust ball bearings

Tapered rollers in complete thrust bearing configurations move to ball bearing headings.

9031.49Lower: 10% vs 39.4%

If for semiconductor device testing apparatus

Testing equipment parts (per notes) go to Chapter 90; rollers for device testers may qualify.

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Import Tips & Compliance

Document non-semiconductor specific design to maintain 8482 classification; include surface finish specs (Ra < 0.1μm); segregate from full saw assemblies to avoid set classification

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