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Kieselguhr Insulation Filler

Powdered kieselguhr for thermal insulation in construction, featuring ultra-low density under 1. As a siliceous fossil earth, it is covered by HTS 2512.00.00.00.

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%

Alternative Classifications

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

6806.10.00Higher: 38.9% vs 35%

If in slabs or panels

Slag wool or mineral wool equivalents in Chapter 68.

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

Fire rating documentation; bulk density certs; not for finished panels