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Material Comparison Chart
  • nature
    Al2-O3
    ZrO2
    SiC
    Si3 N4
    Cellon  Sialon
    WC
    Glass
    BN
    AlN
    B4 C
    Steel
  • density(g/㎝3  )
    3.9
    6.0
    3.2
    3.3
    3.2
    15
    2.5
    2.0
    3.2
    2.5
    7.8
  • (W/m*°K)
    28
    1.8
    126
    27
    21
    63
    1.5
    30
    160
    40
    51.9
  • (10-6   / ℃)
    8
    10.1
    4
    2.3
    3
    6
    0.5
    2
    4.4
    5.6
    13.6
  • (Kgf/㎜2  )
    1600
    1400
    2300
    1500
    1600
    1600
    1000
    220
    1200
    3200
    126
  • (J/㎏*°K)
    880
    400
    700
    700
    620
    390
    740
    1850
    730
    930
    448
  • (GPa)
    370
    200
    410
    310
    300
    700
    70
    62
    340
    450
    200
  • (MPa)
    262
    700
    400
    524
    450
    896
    -
    41
    400
    350
    520
  • (MPa)
    2600
    1850
    3900
    2500
    3500
    6100
    1100
    143
    2070
    2800
    -
  • (MPa)
    380
    690
    550
    780
    600
    550
    69
    73
    350
    400
    -
  • (MPa*m0.5     )
    3.6
    9.5
    4.6
    7.7
    6.5
    25
    1
    -
    2.6
    3.0
    14
  • (Poisson's ratio)
    0.26
    0.23
    0.19
    0.24
    0.23
    0.18
    0.2
    0.13
    0.25
    0.15
    0.3
  • (℃)
    2053
    2700
    2700
    1900
    1900
    2870
    2200
    2600
    2400
    2450
    1450