• Journal of Inorganic Materials
  • Vol. 38, Issue 10, 1183 (2023)
Dongjiang WU1, Ziyuan ZHAO1, Xuexin YU1, Guangyi MA1..., Zhulin YOU2, Guanhui REN3,4 and Fangyong NIU1,*|Show fewer author(s)
Author Affiliations
  • 11. State Key Laboratory of High-performance Precision Manufacturing, Dalian University of Technology, Dalian 116024, China
  • 22. Unit 95939 of PLA, Cangzhou 061736, China
  • 33. R&D Department, Shenzhen Xinjinquan Precision Technology Co., Ltd., Shenzhen 518055, China
  • 44. School of Mechanical Engineering, Shandong University, Jinan 250061, China
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    DOI: 10.15541/jim20230013 Cite this Article
    Dongjiang WU, Ziyuan ZHAO, Xuexin YU, Guangyi MA, Zhulin YOU, Guanhui REN, Fangyong NIU. Direct Additive Manufacturing of Al2O3-TiCp Composite Ceramics by Laser Directed Energy Deposition [J]. Journal of Inorganic Materials, 2023, 38(10): 1183 Copy Citation Text show less
    SEM morphologies of raw materials for different samples
    1. SEM morphologies of raw materials for different samples
    Statistical diagram of stomatal rate
    2. Statistical diagram of stomatal rate
    Vickers indentation and fracture toughness calculation diagram
    3. Vickers indentation and fracture toughness calculation diagram
    Appearances and enlarged images of the samples
    4. Appearances and enlarged images of the samples
    Full cross-sections and particle distributions of samples
    5. Full cross-sections and particle distributions of samples
    Marangoni convection and secondary flow diagram
    6. Marangoni convection and secondary flow diagram
    Microstructures of the sample
    7. Microstructures of the sample
    EDS analysis of cross section of sample
    8. EDS analysis of cross section of sample
    XRD patterns of three kinds of samples
    9. XRD patterns of three kinds of samples
    Diagram of crack growth and matrix stress
    10. Diagram of crack growth and matrix stress
    Deflection and obstruction effects of TiC particles on crack growth
    11. Deflection and obstruction effects of TiC particles on crack growth
    Compactness of the samples
    12. Compactness of the samples
    Mechanical properties of AT-samples of different proportions
    13. Mechanical properties of AT-samples of different proportions
    Cracks along the intergranular precipitates
    14. Cracks along the intergranular precipitates
    Fracture strength of different TiCp proportions AT samples
    15. Fracture strength of different TiCp proportions AT samples
    Al2O3CompositionAl2O3SiO2Fe2O3Na2O CaO
    Content/%>99.90.00410.00210.0014<0.001
    TiCpCompositionTiCpSi/CaK/NaFeAl
    Content/%>99.1<0.01<0.005<0.09<0.01
    Table 1. Composition and mass fraction of two raw materials powder
    Dongjiang WU, Ziyuan ZHAO, Xuexin YU, Guangyi MA, Zhulin YOU, Guanhui REN, Fangyong NIU. Direct Additive Manufacturing of Al2O3-TiCp Composite Ceramics by Laser Directed Energy Deposition [J]. Journal of Inorganic Materials, 2023, 38(10): 1183
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