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The influence of gypsum quality, autoclaving time and grinding on the setting time of alpha-hemihydrate

Földesi, Áron and Faitli, József (2025) The influence of gypsum quality, autoclaving time and grinding on the setting time of alpha-hemihydrate. GEOSCIENCES AND ENGINEERING: A PUBLICATION OF THE UNIVERSITY OF MISKOLC, 12 (2). pp. 128-138. ISSN 2063-6997

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Abstract

The aim of this work is to model the influence of grinding and gypsum quality on the setting time of α-hemihydrate using the design of experiments (DoE) method. The setting time of the gypsum binder is an important property determined by the particle size distribution of hemihydrate crystals. In this study, the change in particle size and setting time of hemihydrate was observed by varying the particle size and crystal water content of raw flue gas desulfurization (FGD) gypsum, duration of autoclaving and grinding intensity as model parameters.

Item Type: Article
Uncontrolled Keywords: gypsum, setting time, hemihydrate, particle size, design of experiments
Subjects: G Geography. Anthropology. Recreation / földrajz, antropológia, kikapcsolódás > GE Environmental Sciences / környezettudomány
SWORD Depositor: MTMT SWORD
Depositing User: MTMT SWORD
Date Deposited: 08 Dec 2025 14:35
Last Modified: 08 Dec 2025 15:01
URI: https://real.mtak.hu/id/eprint/230443

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