Nepheline Syenite

This is an alkaline flux, mainly a feldspar with a high amount of potash, but has other ingredients such as sodium, alumina and silica. This is often preferred to feldspars as it will reduce crazing.

Source: UK
Origin: Sibelco, Norway.
LOI: 1%
Other information: available under product attachments.

For advice and further reading read our 'Using Raw Materials' PDF.

SiO2 55%, Al2O3 24.3%, Na2O 8.2%, K20 8.8% CaO 1.3% + others < 1%*

*Typical analysis, supplied by the supplier.

Nepheline syenite is considered a nuisance dust; therefore, we recommend wearing a FFP3/P3 Mask. Keep working areas free of dust by cleaning up with a damp sponge.

• Nepheline Syenite SDS (PDF)
• Nepheline Syenite Technical (PDF)
• Using Raw Materials