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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If lithium carbonate chemical
Pure lithium chemicals excluded by Chapter 28 note.
If synthetic organic color base
Organic pigment preparations separate even in glass matrices.
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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