项目item
|
单位unit
|
指标index
|
ZrO2
|
(%)
|
≥94.9
|
Y2O3(CaO)
|
(%)
|
≥4.1
|
体积密度bulk density
|
g/cm3
|
≥6.03
|
硬度 hardness(HV)
|
MPa
|
≥12.0
|
断裂韧性breaking tenacity
|
mpa.m0.5
|
8~11
|
体积电阻率Volume Resistivie
|
0hm.cm
|
>10¹º
|
线性热膨胀系数Coefficient of Linear Thermal Expansion
|
40-800℃ * 10¯⁶
|
7.6~11
|
热膨胀系数 Thermal expansion Coefficient
|
(×10-6/℃)(25-800℃)
|
9.5-10
|
弹性模量 Elastic modulis
|
GPa
|
200~250
|
导热系数heat conductivity
|
kcal/m·h·℃
|
1.5-1.7
|
绝缘强度dielectric strength
|
(KV/mm)
|
18.9-20
|
吸水率water absorption
|
(%)
|
<0.006
|
抗压强度compressive strength
|
MN/m2
|
2060-2200
|
抗弯强度flexure strength
|
MPa
|
1200-1500
|
Zui高使用温度maximum service temperature
|
(℃)
|
≥1650
|