AL2O3�?（�/span>

�?/span>85

�?/span>80

�?/span>75

�?/span>60

体积密度（g/cm³（�/span>

�?/span>3.10

�?/span>2.90

�?/span>2.75

�?/span>2.55

显示孔率�?（�/span>

18

19

20

21

耏�/span>压强度（Mpa（�/span>

�?/span>150

�?/span>120

�?/span>80

�?/span>50

耐磨�?/span>（cm³（�/span>

≣�/span>4

≣�/span>6

≣�/span>8

≣�/span>10

热震稳定�?/span>

欠�/span>＇�/span>1000℃水冷）

/

�?/span>25

�?/span>25

�?/span>25