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| The composite radiant tubes (CRTs) discussed here are based on silicon and silicon carbide. They can be used in most atmosphere heat treating furnaces in place of conventional metal alloy and mullite radiant tubes. |
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| Bulk density (g/cm³) |
2.85
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| Apparent porosity (Vol.%) |
0
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| Modulus of rupture (MPa) |
78
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| Compressive strengths (MPa) |
580
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| Vickers hardness (MPa) |
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| Thermal expansion coefficient20°-1000°C (1/°C) |
4.2 x 10¯6
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| Thermal conductivity (W/mK) 100°C 1280°C |
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| Specific heat (J/kgK) RT 1280°C |
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| Limit of application (°C) |
1340
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| Tubes (CRTs) are available in a variety of diameters and configurations. |
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