Black and White Textile Machinery Spare Parts zirconia textile ceramic part
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Black and White Textile Machinery Spare Parts zirconia textile ceramic part
| Name of the materials | 99% aluminium oxide | 95% aluminium oxide | Zirconia | ||
| Main ingredients | 99% Al2O3 | 95% Al2O3 | ZrO2 | ||
| The material properties | Density | g/cm3 | 3.9 | 3.6 | 6 |
| sintering temperature | ℃ | 1700 | 1680 | 1600 | |
| physical property | Hardness | HV | 1700 | 1500 | 1300 |
| rupture strength | kgf/cm2 | 3500 | 3000 | 11000 | |
| compressive strength | kgf/cm2 | 30000 | 25000 | 25000 | |
| fracture toughness | Mpa.m3/2 | 4 | 3-4 | 3-4 | |
| thermodynamic property | maximum servise temperature | ℃ | 1500 | 1450 | 1300 |
| Heat resisting impact | T(℃) | 200 | 220 | 360 | |
| pyroconductivity | w/m.k | 31.4 | 25 | 3 | |
| (25℃-300℃) | 15.9 | 14 | 14 | ||
| Appliance property | Volume Resistance /20℃ | Ω/cm2 | >1012 | >1012 | >1012 |
| Volume Resistance /100℃ | 1012-1013 | 1012-1013 | 1012-1013 | ||
| Volume Resistance /300℃ | >1012 | >1012 | 5×109 | ||
| Dielectric Strength | kv/mm | 18 | 18 | 18 | |
| Dielectric constant(100MHZ) | (E) | 10 | 9.5 | 9.5 | |
| Dielectric tangent | (tgδ) | 0.4×10-3 | 0.4×10-3 | 0.4×10-3 | |
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