high heat resistance refractory electrothermal ceramic cordierite heater core
1. Material: Cordierite ceramic
Item | Test Condition | Unit&Symbol | Cordierite ceramics |
The main chemical ingredient |
|
| 2MgO 2Al2O3 5SiO2 |
Bulk Density |
| gm/cc | 2.5 |
Maximum Use Temperature |
|
| 1000°C |
Water absorption |
| % | 0 |
Hardness |
| HV | 800 |
Bending Strength | 20° C | Kgf/cm2 | 900 |
Compressive Strength | 20° C | Kgf/cm2 | 3500 |
Fracture Toughness | K(I c) | Map.m3/2 | - |
Coefficient of thermal expansion |
| 1X 10-6/°C | ≤2.0 |
Coefficient of thermal conductivity | 25° C-30° C | W/m °K | 1.3- |
Thermal Shock Resistance | Tc | °C | 250 |
Dielectricity constant | 1MHz.25°C |
| 6 |
Dielectric strength |
| ac-kV/mm (ac V/mil) | 10 |
Volume Resistivity | 20°C | ohm-cm | > 1012 |
2. Feature:
1). low thermal expansion
2). large specific heat capacity
3). high specific surface area
4). low pressure drop
5). small thermal resistance
6). good thermal conductivity
7). good heat-shock resisting ability
3. Application:
1)Electric appliance industry
2)Automotive industry
3)Mechanical industry
4)Engineer industry
4. About us:
Jiangsu Sailamike Precision Ceramic is a worldwide leader in the development and production of advanced insulating ceramics. We provide a wide selection of advanced ceramics including Alumina ceramic, Zirconia ceramic, cordierite, steatite ceramic and mullite, which improves and extends the performance of your product, process, or system. Whether you need high temperature stability, high hardness and wear resistance surfaces, improved stiffness to weight radiations, anti-corrosive barriers or low thermal expansion rates - we can deliver. We can offer significant performance and cost advantages to meet your needs.
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