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Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Zirconium oxide composite ceramic microbead
The invention provides a zirconium oxide composite ceramic microbead. The zirconium oxide composite ceramic microbead comprises the following raw materials in percentage by weight: ZrO2 + HfO2 is more than or equal to 60% and less than or equal to 65%; 15% < = SiO2 < = 19%; al2O3 is not less than 9 and not more than 12%; ceO2 + Y2O3 is greater than or equal to 2% and less than or equal to 4%; 3% < = sodium hydroxide or sodium oxide < = 3.5%, 3% < = Sc2O3 < = 5%, when the Sc2O3 is added into the raw materials, 3% < = Sc2O3 < = 5%, surface precipitated spots disappear, and the wear ratio of the zirconia composite ceramic microbeads is less than 0.72.
本发明提供了一种氧化锆复合陶瓷微珠，原料按重量百分数计含有：60％≤ZrO2+HfO2≤65％；15％≤SiO2≤19％；9≤Al2O3≤12％；2％≤CeO2+Y2O3≤4％；3％≤氢氧化钠或氧化钠≤3.5％，3%≤Sc2O3≤5％，所述向原料中加入质量3%≤Sc2O3≤5％时，表面析出斑消失，氧化锆复合陶瓷微珠的磨损比＜0.72。
Zirconium oxide composite ceramic microbead
The invention provides a zirconium oxide composite ceramic microbead. The zirconium oxide composite ceramic microbead comprises the following raw materials in percentage by weight: ZrO2 + HfO2 is more than or equal to 60% and less than or equal to 65%; 15% < = SiO2 < = 19%; al2O3 is not less than 9 and not more than 12%; ceO2 + Y2O3 is greater than or equal to 2% and less than or equal to 4%; 3% < = sodium hydroxide or sodium oxide < = 3.5%, 3% < = Sc2O3 < = 5%, when the Sc2O3 is added into the raw materials, 3% < = Sc2O3 < = 5%, surface precipitated spots disappear, and the wear ratio of the zirconia composite ceramic microbeads is less than 0.72.
本发明提供了一种氧化锆复合陶瓷微珠，原料按重量百分数计含有：60％≤ZrO2+HfO2≤65％；15％≤SiO2≤19％；9≤Al2O3≤12％；2％≤CeO2+Y2O3≤4％；3％≤氢氧化钠或氧化钠≤3.5％，3%≤Sc2O3≤5％，所述向原料中加入质量3%≤Sc2O3≤5％时，表面析出斑消失，氧化锆复合陶瓷微珠的磨损比＜0.72。
Zirconium oxide composite ceramic microbead
一种氧化锆复合陶瓷微珠
BAI QINGHAI (Autor:in)
10.09.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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