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Calcium Sulphate Manufacturing Process

Jun 05 2019 17. Calcium sulphate hemihydrate powder obtainable by method comprising the steps of. a. treating calcium sulphate dihydrate in a closed cabinet with controlled temperature air circulation in the cabinet and an adjustable air outflow from the cabinet b. adjusting the temperature to above 100 C. c. allowing for a process time of 1-12 hours and

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