复合硅酸盐保温材料可塑性强、导热系数低、耐高温、浆料干燥收缩率小等特点。
Composite silicate insulation material plasticity, low thermal conductivity, high temperature resistant, low pulp drying shrinkage rate, etc.
结果表明，搅拌对上述性质的影响非常显著，并且进一步影响硬硅钙石制品的干燥收缩率及体积密度。
The results indicate that stirring evidently affects the formation and morphology of xonotlite secondary particles, and further affects the dry shrinkage and bulk density of xonotlite products.
通过测量不同品种和掺量的碱对水泥基材料的水分损失量和自由收缩率，研究了在干燥条件下不同的碱对水泥基材料收缩性能的影响规律。
This paper showed the results of experimental study on the effects of different types and adding amount of alkali on the loss rate of water and the drying shrinkage of cement paste.
成型坯体的干燥收缩率小于0.3%，密度分布的标准偏差为0.32%，反应烧结过程中，坯体的收缩率小于0.2%。
Theshrinkage of green body was 0.3% and the density deviation was 0.32%. After infiltrated with molten silicon, the shrinkage of sintering body had another 0.2%.
结果表明：墙体砖中高炉渣掺量可达70%以上，其外观质量、强度性能、体积密度、吸水率和干燥收缩性能等指标均达到或超过砌墙砖的基本要求。
The main properties of the wall brick such as exterior quality, strength character, volume density, the water absorption and dry contractibility satisfied the basic requirements for wall brick.
材料置于模具中进行干燥可以消除水平方向的收缩，但高度方向的收缩率大于无模具干燥下的收缩率。
Drying the materials in a restricting mold diminished the horizontal shrinkage, and the vertical shrinkage was higher than that in the mold-less drying.
材料置于模具中进行干燥可以消除水平方向的收缩，但高度方向的收缩率大于无模具干燥下的收缩率。
Drying the materials in a restricting mold diminished the horizontal shrinkage, and the vertical shrinkage was higher than that in the mold-less drying.
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