以钾长石为主要原料,制备了α-堇青石微晶玻璃.采用差热分析(DSC)、X射线衍射仪(XRD)及场发射扫描电子显微镜(FESEM)分别研究了微晶玻璃的烧结和晶化行为、晶相组成及显微结构.探讨了晶化温度对微晶玻璃晶相、显微结构及性能的影响.结果表明,随着温度的升高,微晶玻璃中α-堇青石含量先增加后减小,而微晶玻璃孔隙先变少后增多；微晶玻璃抗折强度(最高达到131 MPa)高,介电常数(最低为4.56,200 kHz)及介电损耗(最低为0.030,200 kHz)低,晶化温度低于1000℃,可以用作低温共烧陶瓷材料.
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