Silicon Carbide (SiC) Properties and Applications

Material: Silicon Carbide (SiC) Properties and Applications
Composition: blank
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.01 0.011 m3/kmol 610.237 671.261 in3/kmol
Density 4.36 4.84 Mg/m3 272.186 302.152 lb/ft3
Energy Content 750 1250 MJ/kg 81254 135423 kcal/lb
Bulk Modulus 100 176 GPa 14.5038 25.5266 106 psi
Compressive Strength 130 1395 MPa 18.8549 202.328 ksi
Ductility 0.01 0.4 0.01 0.4 NULL
Elastic Limit 172 1245 MPa 24.9465 180.572 ksi
Endurance Limit 175 705 MPa 25.3816 102.252 ksi
Fracture Toughness 14 120 MPa.m1/2 12.7407 109.206 ksi.in1/2
Hardness 600 3800 MPa 87.0227 551.144 ksi
Loss Coefficient 0.0001 0.005 0.0001 0.005 NULL
Modulus of Rupture 130 1300 MPa 18.8549 188.549 ksi
Poisson's Ratio 0.35 0.37 0.35 0.37 NULL
Shear Modulus 32 51 GPa 4.64121 7.39692 106 psi
Tensile Strength 240 1625 MPa 34.8091 235.686 ksi
Young's Modulus 90 137 GPa 13.0534 19.8702 106 psi
Glass Temperature K °F
Latent Heat of Fusion 360 370 kJ/kg 154.771 159.071 BTU/lb
Maximum Service Temperature 570 970 K 566.33 1286.33 °F
Melting Point 1750 1955 K 2690.33 3059.33 °F
Minimum Service Temperature 0 0 K -459.67 -459.67 °F
Specific Heat 510 650 J/kg.K 0.394668 0.503008 BTU/lb.F
Thermal Conductivity 3.8 20.7 W/m.K 7.11373 38.7511 BTU.ft/h.ft2.F
Thermal Expansion 7.9 11 10-6/K 14.22 19.8 10-6/°F
Breakdown Potential MV/m V/mil
Dielectric Constant NULL
Resistivity 41.7 202 10-8 ohm.m 41.7 202 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 0
Fresh Water 0
Organic Solvents 0
Oxidation at 500C 0
Sea Water 0
Strong Acid 0
Strong Alkalis 0
UV 0
Wear 0
Weak Acid 0
Weak Alkalis 0

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