Lithium Glass Granules for Porcelain Flux

Low-expansion lithium glass granules acting as flux in high-fire porcelain bodies. Reduces firing temperature while maintaining translucency, under HTS 3207.40.5000 for ceramic use.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.5%+35.0%41.5%
🇲🇽Mexico6.5%+10.0%16.5%
🇨🇦Canada6.5%+10.0%16.5%
🇩🇪Germany6.5%+10.0%16.5%
🇯🇵Japan6.5%+10.0%16.5%

Alternative Classifications

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

2836.91.00Lower: 28.7% vs 41.5%

If lithium carbonate chemical

Pure lithium chemicals excluded by Chapter 28 note.

3204.17Lower: 16.5% vs 41.5%

If synthetic organic color base

Organic pigment preparations separate even in glass matrices.

2529.22.00Lower: Free vs 41.5%

If natural feldspar flux

Mineral fluxes remain Chapter 25; processed glass fluxes Chapter 32.

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Import Tips & Compliance

Provide coefficient of thermal expansion data matching porcelain bodies

Specify granular form prevents dust hazards in mixing

Avoid chemical lithium compound classification with glass analysis

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