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| The Ceruna material is developed to save a strong point of Long life of Ruby and improve low toughness properties. The Nano grain of ZrO2 is used and it is showing a higher hardness and toughness properties than Ceramic capillary. |
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| Feature |
Long life, Good chemical resistance |
| Composition |
Al2O3
+ ZrO2 + Cr2O3
+ a |
| Density(g/㎤) |
4.20 |
| Relative Density(%) |
99.60 |
| Hardness(MPa) |
1,980 |
| Grain size(㎛) |
1 > |
| Toughness(Mpa.m^0.5) |
4.50 |
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