Microwave Joining of Ceramic Roller Tuber Zhou Jian\ Zhang Qiaoxin\ Liu Guizhen\ Mei Bingchu\ Cheng JipingAnalysed the principle and characteristic of microwave joining ceramic.In the microwave joining equipment made by our lab, ceramic roller tubes which diameter is φ40 mm were joined by microwave successfully in the suitable conditions of temperature, pressure and temperature preservable time.At last, this paper analysed the experimental results and mechanism of microwave joining.micro;\ wave joining;\ ceramic roller tube