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/in²in½
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