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Bismuth Tin Lead Indium Cadmium Antimony Zinc
Nickel Copper Aluminium Molybdenum Tungsten Rehnium Tantalum

 

Siliconised Silicon Carbide Tubes

 

he 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) 2.85
Apparent porosity (Vol.%) 0
Modulus of rupture (MPa) 78
Compressive strengths (MPa) 580
Vickers hardness (MPa) SiC 25.000
Si 9.000
Thermal expansion coefficient20°-1000°C (1/°C) 4.2 x 10-6
Thermal conductivity (W/mK) 100°C 1280°C 160
24
Specific heat (J/kgK) RT 1280°C 600
1200
Limit of application (°C) 1340


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