Huashuo S-SiC physical properties

Performance Unit HS-A HS-P HS-XA
Grain Size μm 4-10 4-10 4-10
Density g/cm ≥3.1 3.0-3.1 >3.1
Hardness (Knoop) Kg/mm2 2800 2800 2800
Flexural Strength 4 pt @ RT MPa*m1/2
*1031b/in2
385
55
240
55
420
55
Compressive Strength @ RT Mpa
*1031b/in2
3900
560
3900
560
Modulus of Elasticity @ RT Gpa
*1031b/in2
410
59
400
58
410
59
Weibull Modulus (2 parameter) 8 19 12
Poisson Ratio 0.14 0.14 0.14
Fracture Toughness @ RT Double Torsion & SENB MPa*m1/2
*131b/in2in?
8
8
8
Coefficient of Thermal Expansion RT to 700℃ X10-6mm/mmK
X10-6 in/in°F
4.02
2.2
4.2
2.3
4.02
2.2
Maximum Service Temp.Air Mean Specific Heat @ RT °C
J/gmK
1900
0.67
1900
0.59
1900
0.67
Thermal Conductivity @ RT W/mK
Btu/ft h°F
125.6
72.6
110
64
125.6
72.6
@200°C W/mK
Btu/ft h°F
102.6
59.3
102.6
59.3
@400°C W/mK
Btu/ft h°F
77.5
44.8
77.5
44.8
Permeability @ RT to 1000°C 31MPa below No gas leakage
Electrical Resistivity @ RT Ohm-cm 102-106 N/A 102-106
Emissivity 0.9 0.9 0.9
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