Fine Ground Nepheline Syenite 10 Micron

10 micron D50 nepheline syenite for high-end coatings and adhesives. Ultra-fine grind but retains natural mineral status under HTS 2529.30.0010.

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.

2525.20.00.00Same rate: 35%

If mica splittings form

Chapter notes define mica thickness tolerances.

2821.10.00Lower: 28.7% vs 35%

If >70% iron oxides

Earth colors exclusion to heading 2821.

3824Lower: 15% vs 35%

If proprietary coating applied

Surface treatments create chemical preparations.

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

Laser diffraction PSD reports mandatory for fine grades

Sphericity measurements prevent 'mica-like' misclassification

Anti-caking declarations avoid agglomerated mica confusion

Related Products under HTS 2529.30.00.10

Ground Nepheline Syenite Powder

Finely ground nepheline syenite powder derived from igneous rock deposits, primarily composed of nepheline, albite, and microcline feldspar. Classified under HTS 2529.30.0010 as nepheline syenite, used as a functional filler in paints, coatings, and plastics for improving opacity and durability.

Nepheline Syenite Ceramic Filler

Coarse-ground nepheline syenite specifically graded for ceramic tile and sanitaryware production, providing fluxing properties and whiteness. Falls under HTS 2529.30.0010 as unprocessed nepheline syenite, distinct from agglomerated forms.

K1-K Feldspar Nepheline Syenite

Premium K-feldspar rich nepheline syenite from Canadian deposits, ground to 325 mesh for glass manufacturing. HTS 2529.30.0010 covers this natural leucite-nepheline rock as specified in the hierarchy.

Unmilled Nepheline Syenite Lumps

Natural nepheline syenite in lump form (2-6 inch), crushed but not finely ground, suitable for primary grinding at destination facilities. Classified as HTS 2529.30.0010 per chapter notes excluding only advanced processing.

Nepheline Syenite for Paint Extender

Micronized nepheline syenite optimized as titanium dioxide extender in architectural paints, offering superior dispersibility. HTS 2529.30.0010 applies to this ground natural mineral per statistical definitions.

AF Sodalite Nepheline Syenite

AF-grade nepheline syenite containing sodalite inclusions, used in low-expansion glass-ceramics. Natural mineral product under HTS 2529.30.0010, distinguished by inclusion analysis.