2×10~(-6)/℃ and electrical resistance of package made by the glass-ceramics is higer than 1×10~(13) Ω·cm,The major crystalline phases of the glass-ceramics are ZnAl_2O_4, ZnB_2O_4 a.
通过对该微晶玻璃的差热曲线分析,确定了其热处理制度;用X射线衍射仪和扫描电镜研究了该系统的主晶相,其主晶相为ZnAl2O4、ZnB2O4和少量的NaSiAl2O4晶体。
Change of quartz and mullite, which are the main crystal phase of XD tile, at different sintering temperatures was studied.
采用XRD探测手段研究了不同煅烧温度下XD饰面砖主晶相石英、莫来石的变化情况,并在此基础上研究了XD饰面砖中莫来石形成的反应历程,提出了XD饰面砖的莫来石化机理。
The results show that the main crystal phase of synthesized pigment was AlNdO_3 structure.
通过XRD、色谱分析等测试证明,所制备出的色料主晶相为AlNdO3结构,主要颜色为紫罗兰色及桃红色。
The composition of the glassceramics with good abrasion resistance, selection of main crystal phase and nucleating agents were discussed.
采用DTA,XRD,SEM等测试方法,研究了高耐磨玻璃陶瓷的主晶相选择及晶核剂选择,并确定了高耐磨玻璃陶瓷的化学组成,所制备的耐磨玻璃陶瓷组织致密,晶粒细小、均匀,主晶相为透辉石CaMg(SiO3)2,次晶相为少量的硅灰石β CaSiO4。
The composition, structure and properties of slag glass-ceramics with various main crystalline phases are emphatically analysed.
回顾了矿渣微晶玻璃的研究历史,着重分析了不同主晶相的矿渣微晶玻璃的组成,结构与性能,对矿渣微晶玻璃的发展趋势和待解决的问题作了探讨。