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Abstract:
用铝型材厂废渣,高岭土和TiO2为主要原料固相烧结合成钛酸铝-莫来石复相材料。探讨不同原料配比对材料晶相及微观形貌的影响。采用X-射线衍射仪(X—Ray diffraction,XRD),扫描电镜(Scanning electron microscopy,SEM)及相关分析软件表征复相材料的晶相组成和显微结构。研究结果确定最佳的原料配比为:铝型材厂废渣:高岭土:TiO2(质量比,下同)为:68:13:19,此时复相材料的主要相组成为钛酸铝(Al2TiO5):60.8%,莫来石固溶体(Al4.544Si1.456O0.368):22.7%,扫描电镜观察结果显示Al2TiO5晶体呈自形状,而莫来石固溶体主要以柱状和针状产出,材料体积密度达到3.53g/cm^3,气孔率为9.8%,抗折强度为34.15MPa。
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硅酸盐通报
ISSN: 1001-1625
Year: 2008
Issue: 4
Volume: 27
Page: 721-724
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 22
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