| 摘要 |
Sintered body based on or comprising silicon carbide, with pores whose mean diameter is between 40 and 200 mu m and with a total porosity of between 4 and 18 %. The invention further relates to a mechanical packing comprising stationary and rotary rings, at least one of which consists of the abovementioned sintered body. Finally, the invention relates to a system of the thrust type, comprising at least one friction component consisting of the abovementioned sintered body. |
