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Hydratable alumina (HA) is a calcium-free and high-refractoriness binder for alumina-based suspensions. Although recent studies have improved its dispersion, mixing and drying behaviours, a drawback related to its loss of strength between 250 and 900°C remains unexplored. Pores generated after decomposition of HA curing products are usually an explanation for the effect; however, no experimental result...
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