Does Zircon only whiten and opacify a clear glaze? No.

Wednesday 18th February 2009

This GLFL test for melt flow demonstrates how zircon opacifies but also stiffens a glaze melt at cone 6. Zircon also hardens many glazes, even if used in smaller amounts than will opacify.

Pages that reference this post in the Digitalfire Reference Database:

Zircopax, ZrO2, A Low Cost Tester of Glaze Melt Fluidity, Opacifier, Opacification, Opacity

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