calcined gypsum

calcined gypsum

[′kal‚sīnd ′jip·səm]
(inorganic chemistry)

calcined gypsum

A gypsum that has been partially dehydrated by heating.
References in periodicals archive ?
[23] GB/T 9776-2008, Calcined Gypsum, Standardization Administration of the People's Republic of China, China, 2008.
Physical properties of calcined gypsum. J Appl Chem.1962a; 12: 437-44.
The report also covered the manufacture of quicklime, slaked lime, hydraulic lime, and plasters of calcined gypsum and calcined sulphate, according to GOIC.
The manufacture of cement, lime and plaster includes the manufacture of clinkers and hydraulic cements, including Portland, aluminous cement, slag cement and superphosphate cements, the manufacture of quicklime, slaked lime and hydraulic lime and the manufacture of plasters of calcined gypsum or calcined sulphate.
The manufacture of cement, lime, and plaster includes the manufacture of clinkers and hydraulic cements, including Portland, aluminous cement, slag cement, and superphosphate cements, the manufacture of quicklime, slaked lime, and hydraulic lime, and the manufacture of plasters of calcined gypsum or calcined sulphate.
kraft paper or plastic sacks for the packaging of calcined gypsum. Ref.
United States Gypsum Company has been granted a patent for a mixture for use with water as a coating between an adhesive and a floor underlayment made with calcined gypsum. The mixture is comprised of approximately 10-50% by weight based on the mixture of a redispersible, latex polymer; from approximately 50-90% by weight based on the mixture of a surface enhancing agent, the surface enhancing agent selected to function as both a set accelerator for calcined gypsum and also as a cross-linking agent for the adhesive and selected from the group consisting of potassium sulfate, zinc sulfate, sodium sulfate, magnesium sulfate, copper sulfate, ferrous sulfate, ferric sulfate and aluminum sulfate; and from approximately 0.15-0.25% by weight based on the mixture of a defoamer.
Request for registration of suppliers & agents to supply craft paper & plastic sacks for the packaging of calcined gypsum, Jumbo bag sacks for the same, steel sheets & angles, steel & fiberglass tanks.