Influence of CaO and ZnO Content on the Crystallization and Foaming of CaO-Al2O3-SiO2 Glass-ceramics
Source abstract
Abstract
以CaO-Al 2 O 3 -SiO 2 玻璃为基体, 以石墨为发泡剂, 制备硅灰石基泡沫微晶玻璃, 研究了玻璃中引入ZnO和增加CaO含量对析晶与发泡的影响. 结果表明, ZnO可降低发泡过程中假硅灰石晶相的析出量, 促进玻璃粉与发泡剂混合物的烧结, 降低发泡剂在较低温度下的损耗. 提高CaO含量, 样品结晶度增大, 相同温度下玻璃的粘度增加, 发泡效率降低. 原料中ZnO加入量6wt%、CaO含量为18wt%的CaO-Al 2 O 3 -SiO 2 玻璃粉, 较低温度下烧结充分, 发泡剂损耗相对较少, 在1000℃的发泡温度下可获得气孔率高的泡沫微晶玻璃.
Source: openalex_inverted_index · Quality: baseline
Research context
OpenAlex topics: Recycling and utilization of industrial and municipal waste in materials production · Pigment Synthesis and Properties · Glass properties and applications
SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.
References (7)
Show source-provided references
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