Ceramic Ball Valve High Temperatute ZrO2 Ceramic Ball Valve
US $10.00-$1000
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Feature of alumina ceramic sagger
1) High purity: Al203> 99%, Good chemical resistance
2) Good temperature resistance: Long-term use in 1600°C, short-term in 1800°C
3)Good resistance to rapid cooling and rapid heating, not easy to burst.
4) Slip casting and high density
5) Various kinds of shapes and sizes.
Specification of alumina ceramic sagger
| Unit | 95% | 99% |
g/cm3 | 3.6 | 3.8 | |
Water absorption | % | <0.4 | <0.2 |
°C | 1600 | 1800 | |
HRA | 70 | 80 | |
Coefficient of linear expansion | *10-6/°C | 5.5 | 5.3 |
| 9 | 10.5 | |
Volume resistivity | Ω·cm | — | 1013 |
Breakdown voltage | KV/mm | 14 | 15 |
Mpa | 250 | 300 |