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| Item | Test Condition | Unit Symbol | 95%Alumina ceramics | 99%Alumina ceramics |
| The main chemical ingredient | Al2O3 | Al2O3 | ||
| Content | ≥95 | ≥99 | ||
| Bulk Density | g/cm3 | ≥3.6 | ≥3.8 | |
| Maximum Use Temperature | 1680°C | 1800°C | ||
| Flexural strength | MPa (psi x 103) | 313 | 340 | |
| ROHS Hardness | ≥82 | ≥88 | ||
| Thermal expansion | X10-6/K | 6.2-8.5 | 6.8-8 | |
| Thermal Shock Resistance | °C | 250 | 200 | |
| dielectric strength | V/m | 15×106 | 15×106 |
we can manufacture ceramic nozzles accordng to your specifications and drawings.
used in industrial machine parts of the metallurgy found
red welding ceramics