Wuhan Global Metal Engineering Co., Ltd
Wuhan Global Metal Engineering Co., Ltd The pioneer manufacturer of heaters & sensors
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Extreme Heat Alumina Al2O3 Ceramic Thermocouple Sheath Maximize Sensor Lifespan
Description:
Alumina ceramic is a kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products.
Feature:
A variety of specifications available
Satisfy various technical request
Lower medium spoilage
Good insulation performance and high temperature resistance
Stiffness texture
Used in all electric products, electric heating products and wear resistant machinery parts
Technical data:
| Material | 85 Al2o3 | 95 Al2o3 | 99.7 Al2o3 |
| Al2o3 | 0.85 | 0.94 | 0.996 |
| Fe2o3 | ≤ 1.0 | ≤ 0.5 | ≤ 0.3 |
| Density: g / cm3 | 3.4 | 3.6 | 3.85 |
| Vickers Hardness | ≥ 8.6 | 9 | 9 |
| Water Absorption:% | ≤ 0.2 | ≤ 0.085 | ≤ 0.01 |
| Refractoriness:°C | 1200 °C | 1600 °C | 1800°C |
| Flexural Strength:Mpa | 180 | 240 | 280 |
| Wear Rate( at room temperature, erosion, 100 grinding)% | ≤ 3 | ≤ 1 | ≤ 0.5 |
One end closed:
Both ends open: