• Journal of Inorganic Materials
  • Vol. 37, Issue 9, 925 (2022)
Wenran AN, Jingqi HUANG, Xiangrong LU, Jianing JIANG, Longhui DENG, and Xueqiang CAO*
Author Affiliations
  • State Key Laboratory of Silicate Materials for Architectures, Wuhan University of Technology, Wuhan 430070, China
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    DOI: 10.15541/jim20210720 Cite this Article
    Wenran AN, Jingqi HUANG, Xiangrong LU, Jianing JIANG, Longhui DENG, Xueqiang CAO. Effect of Heat-treatment Temperature on Thermal and Mechanical Properties of LaMgAl11O19 Coating [J]. Journal of Inorganic Materials, 2022, 37(9): 925 Copy Citation Text show less
    SEM image of LMA powder
    1. SEM image of LMA powder
    DSC curve of LMA coating prepared by APS
    2. DSC curve of LMA coating prepared by APS
    XRD patterns of LMA coatings after heat-treatement at different temperatures
    3. XRD patterns of LMA coatings after heat-treatement at different temperatures
    Fractured cross-section morphologies of LMA coatings after heat-treatement at different temperatures
    4. Fractured cross-section morphologies of LMA coatings after heat-treatement at different temperatures
    Activation energy of grain growth
    5. Activation energy of grain growth
    Cross-sectional morphologies of LMA coatings after heat-treatement at different temperatures
    6. Cross-sectional morphologies of LMA coatings after heat-treatement at different temperatures
    Density and porosity of coatings after heat-treatement at different temperatures
    7. Density and porosity of coatings after heat-treatement at different temperatures
    Vickers hardness of coatings after heat-treatement at different temperatures
    8. Vickers hardness of coatings after heat-treatement at different temperatures
    Thermophysical properties of coatings after heat-treatement at different temperatures
    9. Thermophysical properties of coatings after heat-treatement at different temperatures
    Comparisons of XRD patterns of coatings before and after thermal shock
    10. Comparisons of XRD patterns of coatings before and after thermal shock
    Fractured cross-sectional morphologies of coatings before and after thermal shock
    11. Fractured cross-sectional morphologies of coatings before and after thermal shock
    (a-c) Fractured cross-section morphologies and (d) XRD patterns of L1600 heat-treatement at different conditions
    12. (a-c) Fractured cross-section morphologies and (d) XRD patterns of L1600 heat-treatement at different conditions
    CoatingSpray distance/mmPower/kWCurrent/APlasma gas Ar/H2/slpm* Gun velocity/(mm∙s-1) Feeding rate/(g∙min-1)
    LMA1004262035/1280035
    Table 1. Parameters of air plasma spraying
    HV/GPa LrtL900L1300L1600
    Before6.616.5611.086.76
    After10.1210.8912.0711.01
    Table 2. Vickers hardness of coatings before and after thermal shock
    Wenran AN, Jingqi HUANG, Xiangrong LU, Jianing JIANG, Longhui DENG, Xueqiang CAO. Effect of Heat-treatment Temperature on Thermal and Mechanical Properties of LaMgAl11O19 Coating [J]. Journal of Inorganic Materials, 2022, 37(9): 925
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