Lowden Ltd
Established 1973
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Siliconised Silicon Carbide Tubes

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

Bulk density (g/cm³)
Apparent porosity (Vol.%)
Modulus of rupture (MPa)
Compressive strengths (MPa)
Vickers hardness (MPa)

Thermal expansion coefficient20°-1000°C (1/°C)
Thermal conductivity (W/mK) 100°C 1280°C

Specific heat (J/kgK) RT 1280°C

Limit of application (°C)
2.85
0
78
580
SiC 25
Si 9
4.2 x 10-6
160
24
160
24
1340

 




 

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