Customization: | Available |
---|---|
Feature: | Long Time Materials |
Refractoriness (℃): | Refractoriness> 2000 |
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Material | 85 Al2o3 | 90 Al2o3 | 95 Al2o3 | 99 Al2o3 |
Al2o3 | 85% | 90% | 93% | 99.30% |
Fe2o3 | ≤ 1.0 | ≤ 0.5 | ≤ 0.5 | ≤ 0.3 |
Desnsity: g / cm3 | 3.4 | 3.5 | 3.6 | 3.85 |
Vickers Hardness | ≥ 8.6 | ≥ 8.8 | 9 | 9 |
Water Absorption:% | ≤ 0.2 | ≤ 0.1 | ≤ 0.085 | ≤ 0.01 |
Refractoriness:°C | 1580 °C | 1600 °C | 1650 °C | 1800°C |
Flexural Strength:Mpa | 180 | 200 | 240 | 280 |
Wear Rate( at room temperature, erosion, 100 grinding)% |
≤ 3 | ≤ 2.5 | ≤ 1 | ≤ 0.5 |
Feature | Application | Main usage |
1.Great mechanical strength | Electric appliance industry Automotive industry |
1.Heat treatment furnace and toughened furnace |
2.High softening temperature | ||
3.Good resistance to thermal impact | ||
4.Small thermal expansion coefficient | Mechanical industry Engineer industry |
2.Inner liner tube and heating tube in electric furnace |
5.Good chill and abrupt heat properties | ||
6. Resistance to acid and alkali corrosion |