本文采用90年代初发明的注凝成型技术制备微孔梯度陶瓷材料。
Micro porous gradient ceramics were prepared by gel casting which was invented in the early 90's.
半水石膏凝结硬化很快,其初终凝时间为6 ~30分钟,可操作时间只有5 ~10分钟,往往不能满足石膏基材料的成型与施工的需要。
Setting time of gypsum plaster is very short, usually only 6 ~ 30 min, and operation time is only 5-10 min, which cannot satisfy the practical plastering and construction of gypsum-based material.
半水石膏凝结硬化很快,其初终凝时间为6 ~30分钟,可操作时间只有5 ~10分钟,往往不能满足石膏基材料的成型与施工的需要。
Setting time of gypsum plaster is very short, usually only 6 ~ 30 min, and operation time is only 5-10 min, which cannot satisfy the practical plastering and construction of gypsum-based material.
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