The influence of gypsum content on water demand, time of setting, strength and shrinkage of high Performance cementitious material is tested as warrant for optimizing gypsum content.
A new method of volumetric deformation measurement is proposed, which can measure the shrinkage of cement paste from initial setting.
提出了密封试样细管排液的体积变形测定方法，该方法可测定水泥石自初凝起的收缩。
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The workability, strength, setting time and shrinkage of cement mortars with Bao Steel rotating furnace slag (BSRS) or electric furnace slag (EFS) as substitute for sand were studied.