Pressureless Sintered Silicon Carbide (SSiC)

Sintered from high purity sub-micron ultra-fine silicon carbide powder at the temperature of 2100°C – 2200°C. With its very high hardness and abrasion resistance, Fineway silicon carbide are commonly used as pump seals, valve components, etc.

Property Units Value
Composition SSiC
Density g/cm3 3.1-3.2
Vickers hardness HV0.5 2500
Purity (SiC Percentage) % 99
Porosity % <0.2
Fracture Toughness MPa·m1/2 4
Compressive Strength MPa 3000
Flexural Strength MPa 400
Young’s Modulus of Elasticity GPa 410
Poissons Ratio ν 0.15
Thermal Conductivity W/m.k 100-120
Thermal Expansion Coefficient i/°C 4*10^-6
Maximum Use Temperature °C 1600