Journal of Inorganic Materials, Volume. 35, Issue 6, 661(2020)

NiFe2O4 Ceramic U-shaped Sleeve Prepared by Slip Casting and Pressureless Sintering

Zhigang ZHANG1...2, Xiaotong LU1,2, and Jinli LIU12 |Show fewer author(s)
Author Affiliations
  • 1Key Laboratory for Ecological Metallurgy of Multimetallic Mineral (Ministry of Education), Northeastern University, Shenyang 110819, China
  • 2School of Metallurgy, Northeastern University, Northeastern University, Shenyang 110819, China
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    Figures & Tables(12)
    Effects of NiFe2O4 nanopowder and nano-binder content on Zeta potential and viscosity, respectively
    Variation of Zeta potential as a function of pH for slurry
    Variations of linear shrinkage and shrinkage rate as functions of sintering temperature for green body
    Curves of ln(ΔL/L0)T versus lnC at sintering
    Curves of ln[(ΔL/L0)/T] versus 1/T during sintering
    SEM images and relative densities of samples sintered at different temperatures
    Temperature changes of different thermocouples in the temperature rising and falling process
    Distribution diagrams of F element in the surfaces of NiFe2O4 ceramics and Ni contents in electrolysis after corroded different periods
    Picture of assembled thermocouple and SEM image of NiFe2O4 ceramic sleeve
    • Table 1. Particle size distribution in different positions for the same green body

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      Table 1. Particle size distribution in different positions for the same green body

      PositionParticle size/μm
      D10D50D90
      Slurry0.452.515.35
      Top0.462.515.33
      Top0.452.525.34
      Middle0.462.525.36
      Middle0.462.535.34
      Bottom0.462.525.36
      Bottom0.462.525.34
    • Table 2. Values of slope and linear regression coefficient (CR) of relationship between ln(ΔL/L0)T and lnC under different temperatures

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      Table 2. Values of slope and linear regression coefficient (CR) of relationship between ln(ΔL/L0)T and lnC under different temperatures

      T/℃-1/(m+1)CR
      1150-0.3960.995
      1175-0.4010.998
      1200-0.4030.990
      1225-0.3970.991
      1250-0.3960.994
      Average-0.399
    • Table 3. The values of slope (a) and linear regression coefficient (CR) of relationship between ln[(ΔL/L0)/T] and 1/T at different heating rates

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      Table 3. The values of slope (a) and linear regression coefficient (CR) of relationship between ln[(ΔL/L0)/T] and 1/T at different heating rates

      Heating rate/(K·min-1)aCR
      5-140490.990
      10-141650.987
      20-142790.985
      Average-14164
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    Zhigang ZHANG, Xiaotong LU, Jinli LIU. NiFe2O4 Ceramic U-shaped Sleeve Prepared by Slip Casting and Pressureless Sintering[J]. Journal of Inorganic Materials, 2020, 35(6): 661

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    Paper Information

    Category: RESEARCH PAPER

    Received: Jul. 13, 2019

    Accepted: --

    Published Online: Mar. 2, 2021

    The Author Email:

    DOI:10.15541/jim20190359

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