陶瓷性能对比表
The Table Of Ceramic Capability
|
Y- ZrO2 Y-TZP |
Mg- ZrO2 M-PSZ |
90 Al2O3 |
95 Al2O3 |
99 Al2O3 |
Si3N4 |
SiC |
普通陶瓷Common ceramics |
硬质合金Carbide alloy |
45#钢Steel |
|
密度g/cm3Density |
6.0~6.05 |
5.72~5.74 |
3.45~3.55 |
3.6~3.75 |
3.9~3.95 |
3.2~3.33 |
3.15~3.25 |
3.0~3.5 |
14~18 |
7.8 |
|
硬度HRA/CHardness |
87 |
85 |
90 |
90 |
92 |
92 |
94 |
50~60 |
90 |
55淬火 |
|
抗弯强度MPaFlexural strength |
1150 |
900 |
350 |
370 |
450 |
1200 |
470 |
20~50 |
2000 |
804 |
|
断裂韧性MPa√mFracture toughness(KIC) |
10~12 |
13~15 |
3.4 |
3.6 |
4.5 |
7 |
4 |
太低不测 |
20 |
101 |
|
抗压强度MPaCompressive strength |
2000 |
1800 |
1700 |
2000 |
2200 |
2800 |
-- |
太低不测 |
4000 |
2000 |
|
热膨胀系数×10-6/℃Thermal expansion coefficient |
9.6 |
10 |
7.6 |
7.8 |
8.3 |
3.4 |
4 |
-- |
7 |
12 |
|
弹性模量GpaModulus of elasticity |
200 |
200 |
310 |
330 |
350 |
300 |
400 |
-- |
600 |
||
压碎强度KN(Φ6mm)Crushing load |
15 |
10 |
3.5 |
3.6 |
4 |
18 |
3.5 |
太低不测 |
-- |
-- |
|
使用温度℃Using temperature |
<260 |
<1250 |
<1200 |
<1250 |
<1500 |
<1500 |
<1500 |
-- |
-- |
<560 |
|
吸水率Water absorption |
0 |
0 |
0.02% |
0.01% |
0.00% |
0 |
0.50% |
5~10% |
-- |
-- |
|
耐酸碱性(常温)Corrosion prevention |
优Good |
优Good |
优Good |
优Good |
优Good |
优Good |
优Good |
优Good |
差Flooey |
差Flooey |
|
*、数据来源于样品的典型测试结果或已公布的原始资料 |
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These values are typical of results obtained from test pieces and should only be used for guidance，Some data gathered from various published sources |
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