MgO-Al_2O_3-SiO_2系统微晶玻璃的析晶及热处理工艺研究

Research into Heat Treatment and Crystallization of MgO-Al_2O_3-SiO_2 glass ceramics

用XRD、DTA对MgO-Al2O3-SiO2系微晶玻璃材料的析晶过程进行了研究,讨论了热处理温度及时间对微晶玻璃热膨胀系数的影响,表明了各种晶体的析出特点。

This paper studied on the crystallization process of MgO-Al2O3-SiO2 glass ceramics with XRD and DTA, discussed the effect of heat-treatment temperature and time on expansion coefficient pointed out the crystallizing characteristics of various crystals.