castables

Next step in cement-free refractories: Follow-up study emphasizes potential of geopolymer binders

By Lisa McDonald / March 26, 2024

In August 2023, researchers at the Federal University of São Carlos in Brazil conducted preliminary tests on the potential of metakaolin-derived geopolymer binders to replace calcium aluminate cement binders in high-alumina refractory castables. A new follow-up study confirms this potential.

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Silica sol could “steel” the show as castable binder for steel ladles

By Lisa McDonald / February 19, 2019

Chinese researchers showed silica sol-bonded corundum-spinel castables could overcome shortcomings of calcium aluminate cement-bonded castables.

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St. Louis/RCD symposium celebrated golden anniversary milestone

By Eileen De Guire / March 28, 2014

A recap from the St. Louis Section/Refractory Ceramics Division meeting that took place this week (March 26–27, 2014) highlights top-notch technical presentations on refractory binding systems and two milestone anniversaries.

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