Recrystallized Silicon Carbide Thermocouple Tube

Recrystallized silicon carbide thermocouple tubes have the excellent properties of high strength,wide working temperature range, oxidization resistance and corrosion resistance. It is widely used in thermometric system of chemical, metallurgy and ceramic industrial kiln furnace. Properties Unit Value SiC content Vol% >=99 Bulk density g.cm-3 2.65~2.75 Apparent porosity % <=15 Modulus of rupture at 20ºC MPa 90~100 Modulus of rupture at 1300ºC MPa 100~110 Modulus of crushing at 20ºC MPa >=300 Hardness kg/mm2 1800~2000 Fracture toughness MPaXM1/2 1.8~2.0 Thermal conductivity at 1200ºC w.m-1.k-1 35~36 Thermal expansion at 1200ºC a×10-6/ºC 4.6 Maximum working temperature ºC 1650