| Refractoriness (℃): | 1580< Refractoriness< 1770 |
|---|---|
| Feature: | Long Time Materials, Instant Materials |
| Type: | Refractory Material |
| Shape: | Holder, Tray |
| Material: | Alumina Block |
| Number of Holes: | 6, 9 or Others |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier
| Unit | Value | ||
| Al2O3 Content | % | 60 | 75 |
| Volume Density | g/cm3 | 3 | 3.1 |
| Flexural Strength | MPa | 205 | 280 |
| Linear Expansion Coefficient | ×10-6/ºC 25-800ºC |
7.1 | 7.6 |
| Thermal Conductivity | W/(m.R) | 16 | 17 |
| Insulation Strength | KV/mm | 10 | 10 |
| Volume Resistivity 20ºC | Ω.cm | >1014 | >1014 |
| 300ºC | Ω.cm | >1013 | >1013 |
| Long-term Use Temperature | ºC | 1350 | 1000 |
| Moh's Hardness | 7.5 | 7.5 | |
| Refractoriness | ºC | 1800 | 1000 |
Suppliers with verified business licenses
Audited Supplier 
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