Zirconia Ceramic Insulator

Yttria-stabilized zirconia ceramic insulators for spark plugs and high-frequency applications. Classified under HTS 8546.90.00.00 as advanced ceramic electrical insulators.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
๐Ÿ‡จ๐Ÿ‡ณChinaFree+35.0%35%
๐Ÿ‡ฒ๐Ÿ‡ฝMexicoFree+10.0%10%
๐Ÿ‡จ๐Ÿ‡ฆCanadaFree+10.0%10%
๐Ÿ‡ฉ๐Ÿ‡ชGermanyFree+10.0%10%
๐Ÿ‡ฏ๐Ÿ‡ตJapanFree+10.0%10%

Alternative Classifications

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

6909.90.00Higher: 39% vs 35%

If laboratory ceramic crucibles

Zirconia products for lab chemical processing rather than electrical insulation use labware classification.

6903.90.00Same rate: 35%

If other refractory zircon products

Zirconia refractories for glass furnace use are classified under refractory ceramics.

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

โ€ข Document yttria stabilizer content; specify thermal conductivity; include Weibull modulus for strength reliability

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