Supply seal material-silicon carbide

We are a manufacturer of seal material, such as silicon carbide Main Performance Index as follows:
Purity of SIC£¨percent£©
£¾90
Density (g/cm^3)
3.00~3.05
Hardness (HB)
100~120
Elastic Modulus (Kg/mm^2)
42?0^3
Tensile Strength (Kg/mm^2)
28
Bend strength (Mpa)
338
Compressive strength (Mpa)
2000
Thermal Conductivity (cal/cm.s.¡æ)
0.3
Coefficient of Heat Expansion (1/¡æ)
4.3?0^-6
Heat Resistance (in the atmosphere)1300centigrade degree
Thermal Impact Coefficient (cal/cm.s)
46.5
Free-si Value (percent)
up to 10