本文论证了自粘碳化硅材料制备喷管的可能性,分析了自粘碳化硅的自粘机理,拟订了自粘碳化硅喷管的工艺规范.此外,还讨论了喷管的抗热震性问题. This article demonstrates the possibility of preparing a nozzle from a self-bonded silicon carbide material, analyzes the self-bonding mechanism of the self-adhered silicon carbide, and drafts a process specification for the self-bonded silicon carbide nozzle. In addition, the thermal shock resistance of the nozzle problem.