Substitute anhydrous gypsum for dihydrate gypsum in Potland cement production to study the effect of anhydrous gypsum on performance of Potland cement.
研究了在硅酸盐水泥中使用硬石膏完全代替二水石膏对硅酸盐水泥性能的影响。
It reduces dehydration temperature and solubility of dihydrate gypsum, makes gypsum crystals thick and wide, and reduces the strength of hardened body.
可溶磷降低二水石膏脱水温度和液相过饱和度,使二水石膏晶体粗化,硬化体强度降低。
The influences of adding calcined gypsum instead of dihydrate gypsum and adding a little limestone on the physical properties of cement were investigated.
研究了用烧石膏代替二水石膏并掺入少量石灰石对水泥物理性能的影响。
Experimental results show that water_soluble P 2O 5 is distributed on the surface of dihydrate gypsum crystals. Its content increases with increase of size of phosphogypsum.
结果表明:可溶磷主要分布在二水石膏晶体表面,其含量随磷石膏粒度增加而增加。
By using the double firing process and dihydrate gypsum as the main raw material, white - glazed gypsum ceramic tiles for walls and floors are produced under relatively low temperature.
本文采用二次烧成工艺,以二水石膏为主要原料,在较低温度下制备白色釉面石膏陶瓷墙地砖。
The preferred adsorption of retarders on different faces of gypsum crystal changes growth habit of dihydrate crystal and its crystal morphology.
缓凝剂对晶面的选择性吸附,改变了二水石膏晶体的生长习性和形貌。
The effecting law and action mechanism of retarders on hydration process of building gypsum, crystal morphology of dihydrate and pore structure have also been revealed.
揭示了缓凝剂对建筑石膏水化进程、晶体形貌和孔结构的影响规律和作用机制。
The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.
缓凝剂在二水石膏晶胚表面的吸附,使其晶体生长受阻,成为水化的控制过程。
The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.
缓凝剂在二水石膏晶胚表面的吸附,使其晶体生长受阻,成为水化的控制过程。
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