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Keyword: boron nitride

  • MATERIALS

    SPARK PLASMA SINTERING OF β-SiAlON–BN COMPOSITES

    • Nefedova E.
    • Grigoryev E.
    • Fokin D.
    • Smirnov K.
    Machines. Technologies. Materials., Vol. 10 (2016), Issue 10, pg(s) 41-43
    • Abstract
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    Investigated was the spark plasma sintering (SPS) of β-SiAlON/0–30 wt % BN ceramic composites. The raw materials (β- Si5AlON7 and BN powders) were prepared by infiltration-mediated combustion synthesis (CS). Experimentally established were the following process parameters for SPS of composites with high relative density (>95 %) and flexural strength of 250–300 MPa: (a) heating rate 50 deg/min, (b) maximum temperature 1650–1750°C, (c) and holding time 5 min.

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