采用高温熔融法制备了MgO-Al2 O3-SiO系堇青石微晶玻璃,采用DTA、XRD等对试样的热处理工艺和力学性能进行了分析,详细讨论了晶化温度、晶化时间、核化温度及核化时间对该系微晶玻璃力学性能及显微结构的影响.结果表明,对于实验研究的MgO-Al2 O3-SiO2系玻璃,于600C核化处理4h,于1100℃晶化处理2h,可以得到具有较好性能的堇青石基微晶玻璃,其抗弯强度可达182MPa.
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