Terms name

SELF SINTERED SILICON CARBIDE

SELF SINTERED SILICON CARBIDE

SILICON CARBIDE+CARBON

purity(％)

＞ 97

＞90

30%

hardness(HRA)

≥90

≥90

≥85

grain size (um)

0.5-0.7

8-20

20-40

Density(g/cm )

3.06-3.15

＞3.05

＞2.65

Compressive Strength(MPa)

400-580

350-450

200

Compressive Strength(MPa)

3900

＞2500

1800

Fracture Toughness(MPa)

3.05-4.6

4.3

Modulus of Elasticity(GPa)

380-410

420

Thermal Conductivity(Wm/k)

102.6

35-110

125

Coefficient of Thermal Expansion(1/℃）

4.02×10

4.3×10

3×10

Poisson Ratio

0.14

0.15