Manufacturer of seal material-silicon carbide with more competitive in quality, price and delivery date (the performance as follows)
Reaction silicon carbide bonded
Purity of SIC（%）＞90
Density (g/cm3)3.00~3.05
Hardness (HB)100~120
Elastic Modulus (Kg/mm2)42×103
Tensile Strength (Kg/mm2)28
Bend strength (Mpa)338
Compressive strength (Mpa)2000
Thermal Conductivity (cal/cm.s.℃)0.3
Coefficient of Heat Expansion (1/℃)4.3×10-6
Heat Resistance (in the atmosphere)1300℃
Thermal Impact Coefficient (cal/cm.s)46.5
Free-si Value (%)≤10
Sintered silicon carbide
Purity of Silicon Carbide (%)＞97
Density (g/cm3)＞3.05
Porosity (%)＜3
Vickers Hardness（HV）(HV0.5)2500
Grain Size＜8um
Bend Strength(MPa)380
Compressive Strength(MPa)3500
Maximum Working Temperature1600℃/2900℉
