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BETA-SIC, beta silicon carbide, silicon carbide(beta)

BETA-SIC, beta silicon carbide, silicon carbide(beta)
Product name : BETA-SIC, beta silicon carbide, silicon carbide(beta)
Item :
Details :

BETA-SIC 
Performance
·Excellent corrosion resistance
·High hardness
·Chemical and thermal stability
·High temperature conductivity
·Excellent mechanical strength at the room and evaluated temperature

Properties of β-SiC

Properties
 

Physical constant

Properties

physical constant

Melting Point,K

2973℃(decomposition)

Evaporation Activation Energy,KJ/mol

244.5

Molar Heat,J/(mol.k)

24.7(276K)

Heat of Formation,KJ/mol

111.8

Thermal Expansion Coefficient (TEC)(373K)

6.58×10-6

Thermal Expansion Coefficient (TEC)(1173K)

2.98×10-6

Thermal Conductivity,J/(cm.s.k)

0.063-0.096

Heat of Combustion,KJ/mol

30.343

Density g/cm3

3.216

Hardness

(Mohs)

9.5-9.75

Crystal Structure

Cubic (3 C)

(Vickers)

2.500-2.900

Decomposition Temperature (o C )

2830±40

Magnetic Susceptibility (g/cm3)

-12.8×10-6

Compressibility

0.21×10-6

 

 


 
BETA-SIC Product specifications

·Physical Characteristics
Item Data
β-SiC ≥99.0% 
0.05%
C free 0.03%
Specific Surface Area 12.83/g
·Chemical Chatacteristics
Element Content(%)
C 29.83~29.43%
S  0.15
P  0.004
·Particle Size Distribution
Particle Size Distribution Typical Values (um)
D95 1.09
D50 0.71
D5 0.35

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