A welding paste was designed according to a theoretical formula for carbonous density, and an inexpensive method of joi- ning reaction-bonded silicon carbide ceramics was provided.

• 以石油焦和碳化硅为主要原料,按照焊料碳密度的理论计算公式设计焊料碳含量,运用反应成型连接法焊接反应烧结碳化硅陶瓷。