Kellenberger 1000 Universal Cylindrical Grinder

Numerically controlled external cylindrical grinder with universal B-axis for complex aerospace gear blanks and turbine components. Granitan bed construction minimizes thermal distortion during cermet finishing. HTS 8460.23.0055 classification for numeric control external grinding.

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.

8460.12.00Same rate: 39.4%

If time between machining operations under 45s

High-speed transfer line grinders have separate provisions.

9017.20.70.00Lower: 35% vs 39.4%

If other pattern generating apparatus

If complex contour generation dominates over cylindrical finishing.

8466.10.01Lower: 38.9% vs 39.4%

If tool holders dominate value

Machines where grinding wheel arbors represent chief value.

Not sure which classification is right?

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Import Tips & Compliance

Include thermal compensation system documentation; affects classification precision claims

Verify measuring system accuracy certificates (±0.5µm) for tariff preference programs

For Swiss imports, provide Swiss Made certification affecting country-of-origin duty rates

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