high pury Silicon carbide seal ring  

1).   high effeciency of heat-conduction

2).   Heat shock stablity

3).   wear resistant

4).   high temper-endure(up to 1200degree-1600degree)

5).   self-lubrication

6).   high performance of mechanical strength

7).   chemical corrosion-resistant

Volume density             Knoop hardness            Compressive strength             Flexural strength
3.10~3.15g/cm3              2800kg/mm2                        3900Mpa                                 450Mpa