| 摘要 |
A method for producing a sintered silicon carbide article of high density and mechanical strength comprising sintering in an inert atmosphere at a temperature of from 1900 to 2300 DEG C a shaped mixture of 100 parts by weight of finely divided silicon carbide powder, tar pitch in an amount of 2-10 parts by weight, boron component in an amount corresponding to 0.03-0.15 parts by weight of boron, and silicon powder in an amount of 0.3 - 3 parts by weight. |
