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【Main performance characteristics of reaction-sintered silicon carbide products】

Vacuum reaction sintered silicon carbide has high strength, high hardness, high wear resistance, high temperature resistant, strong corrosion resistance, oxidation resistance, good thermal shock resistance, good thermal conductivity, resistance to cold in heat and the basic performance and main characteristics such as high temperature creep resistance, can be made into flame mouth, radiant tube, nozzle for desulphurization, beams and roller, nasty cold wind tube, thermocouple protection tube, temperature tube, wear-resisting, corrosion resistant parts, seals and various special-shaped products.

【Main technical indexes of reaction sintered silicon carbide products】

Item Unit Date
Temperature of application  1380
Density g/cm3  >3.02
Open porosity %  <0.1
bending strength MPa 250(20℃)
MPa 280(1200℃)
Modulus of elasticity GPa 330(20℃)
GPa 300(1200℃)
Thermal conductivity W/M.K 45(1200℃)
coefficient of thermal expansion K-1×10-6 4.5
Rigidity   13
Acid-proof lkaline   Excellent
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